PART A) Janet needs only three cups of sugar to make three batches of chocolate chip cookies.
PART B) One cup of sugar will be left over after making three batches of cookies.
What is the unit price?
A unit price is the cost of a single object or unit of measurement, such as a pound, a kilogram, or a pint, and it is used to compare the prices of similar products offered in various weights and quantities. Selling more than one unit of the same product at a discount from its unit price is known as multiple pricing.
Given that Janet needs One cup of sugar to make one batch of chocolate chip cookies.
Part A:
Let The number of cups of sugar Janet needs to make three batches of cookies be 'x'.
Now,
1 batch/ 1 cup = 3 batch/ x cups
x= 3
Therefore, Janet needs only three cups of sugar to make three batches of chocolate chip cookies.
Part B:
Given that Janet has four cups of sugar.
From part A, we found that she only need three cups of sugar.
Available - Needed = Excess
4-3=1
So, one cup of sugar will be left over after making three batches of cookies.
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problem solving you are making 6 quarts of fruit punch for a party. you have bottles of 100% fruit juice and 20% fruit juice. how many quarts of each type of juice should you mix to make 6 quarts of 80% fruit juice? you should mix 5 quart(s) of 100% fruit juice and 0 quart(s) of 20% fruit juice.
you should mix 4.5 quarts of 100% juice and 1.5 quarts of 20% juice. a=4.5, b= 1.5
The US liquid quart is equivalent to two liquid pints, or one-fourth US gallon (57.75 cubic inches, or 946.35 cubic centimetres), and the US dry quart is equivalent to two dry pints, or 1/32 bushels (67.2 cubic inches, or 1,101.22 cubic cm). 32 ounces, 2 pints, 4 cups, and 14 gallon are all equivalent to one US liquid quart. When converting any dry component, keep in mind that a dry quart is equivalent to 4.6546 cups. A quarter gallon is equal to one quart in English (symbol: qt). The liquid and dry quarts of the US customary system and the imperial quart of the British imperial system are the three types of quarts now in use. They all generally measure one litre.
Let you should mix a quarts of 100% juice and b quarts of 20% juice.
[tex]a+b=6[/tex]
100%a+20%b=6*8%
By solving the system of equation.
a=4.5
b= 1.5
So you should mix 4.5 quarts of 100% juice and 1.5 quarts of 20%.
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i need to find the slope of each equation
The slopes are :- -5, 1/3, -1/5, undefined, 1/4, -2/3, -1, -1, -2/3 and -5/2
What is slope?The slope of a line is a measure of its steepness. Mathematically, slope is calculated as "rise over run" (change in y divided by change in x).
Given are the equations of the lines, we need to find the slope of the equation,
The general equation of a line is given by,
y = mx + c, where m is the slope and c is the y-intercept of the line.
So, finding slope of given equations by comparing them with the general equation,
1) y = -5x-1
m = -5, slope = -5
2) y = x/3-4
m = 1/3, slope = 1/3
3) y = -x/5-4
m = -1/5, slope = -1/5
4) x = 1,
Since, x=1 is a vertical line, the slope is undefined.
5) y = x/4+1
m = 1/4, slope = 1/4
6) y = -2x/3-1
m = -2/3, slope = -2/3
7) y = -x+2
m = -1, slope = -1
8) y = -x-1
m = -1, slope = -1
9) 2x+3y = 9
Converting into slope-intercept form,
2x+3y = 9
3y = -2x+9
y = -2x/3+3
m = -2/3, slope = -2/3
10) 5x+2y = 6
Converting into slope-intercept form,
5x+2y = 6
2y = -5x+6
y = -5x/2+3
m = -5/2, slope = -5/2
Hence, the slopes are :- -5, 1/3, -1/5, undefined, 1/4, -2/3, -1, -1, -2/3 and -5/2
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cuanto es 92.5 × 10 por la potencia de 2
The expression is equivalent to 9250.
What is scientific notation?Scientific notation is a way of writing very large or very small numbers in the powers of 10.
Given is the expression -
92.5 x 10²
We can write the expression as -
92.5 x 10²
925/10 x 100
925 x 10
9250
Therefore, the expression is equivalent to 9250.
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{
Question in english -
what is 92.5 × 10 times the power of 2
}
Solve the proportion 5 over 8 = y over 40
Answer:
Below
Step-by-step explanation:
y/40 = 5/8 multiply both sides of the equation by 40
y = 40 * 5/8 = 200/8 = 25
A Web music store offers two versions of a popular song. The size of the standard version is 2.5 megabytes (MB). The size of the high-quality version is 4.5 MB. Yesterday, the high-quality version was downloaded three times as often as the standard version. The total size downloaded for the two versions was 3840 MB. How many downloads of the standard version were there?
The total size downloaded for both versions was 3840 MB.
What is number?Number is a mathematical object used to count level and measure it is the fundamental concept in mathematics and used in many different way number can be used to represent anything from quantities of object to ideas and concept additionally number are used to describe relationship between different object or concept number are also used to represent position in space as well as represent the time graph of table.
Since the size of the high-quality version was 4.5 MB, the total size downloaded for the high-quality version was 4.5 MB x 3 = 13.5 MB. Therefore, the total size downloaded for the standard version was 3840 MB - 13.5 MB = 3826.5 MB. Since the size of the standard version was 2.5 MB, the number of downloads for the standard version was 3826.5 MB / 2.5 MB = 1530.6. Rounding to the nearest whole number, the number of downloads for the standard version was 1531.
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what is the correct answer
The percentage of the race he finished first is 40%
What is percentage?A number or ratio that can be expressed as a fraction of 100 is referred to as a percentage in mathematics. If we need to calculate a percentage of a number, we should divide it by its entirety and then multiply it by 100. The proportion therefore refers to a component per hundred. Per 100 is what the word percent means. The letter "%" stands for it.
Glenn raced his motorcycle 30 times and he finished first 12 times.
So, 12/30 = 2/5 = x/40
by using cross multiplication we get,
⇒ 5 * x = 2 * 100
⇒ 5 * x = 200
divided both side by 5 we get,
⇒ 5 * x / 5 = 200 / 5
⇒ x = 40
So that the percentage of the race he finished first is 40%
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Convert 2.75 m° / min to gallons per hour.
Answer:
Step-by-step explanation:
(2.75m / min) x 60
= 0.04359 gallons / hour
(sorry if im wrong xd)
you run a regression analysis on a bivariate set of data ( ). you obtain the regression equation with a correlation coefficient of (which is significant at ). you want to predict what value (on average) for the explanatory variable will give you a value of 150 on the response variable. what is the predicted explanatory value?
Without the actual values of b0 and b1, it is not possible to determine the predicted explanatory value. The correlation coefficient alone does not give enough information to make this prediction.
To find the predicted explanatory value that gives an average response value of 150, you would need to use the regression equation.
The regression equation takes the form:
y = b0 + b1x
where y is the response variable, x is the explanatory variable, b0 is the y-intercept, and b1 is the slope.
To find the x value that gives you a y value of 150, you would rearrange the equation as follows:
x = (y - b0)/b1
Plug in 150 for y and the y-intercept and slope values from your regression analysis to find the predicted explanatory value.
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Solve 4.5 divided by 0.8
Answer:
5.625
Step-by-step explanation:
4.5/0.8 = 5.625
a time study showed that, on average, the productivity of a worker after t hours on the job can be modeled by
The equation P(t) = A - Bexp(-ct) can be used to model a worker's productivity after t hours on the job, where A, B, and c are positive constants.
We can then define the change in productivity over a brief period of time dt as
dP(t) = P(t+dt) - P(t)where P(t) is the productivity at time t. We can assume that dP(t) is negative because productivity is assumed to decrease over time.
As a result, the equation can be written as dP(t)/dt = -cP(t), or it can be rewritten as P(t) = Aexp(-ct), where A is a constant. P(t) = A - Bexp(-ct) can be obtained by adding a constant B to the right side of the equation to account for the fact that productivity can never be negative.
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1/2x+8≤10
simplify pls
Answer:
4
Step-by-step explanation:
1/2x + 8 ≤10 / ×2
x + 16 ≤ 20
x ≤ 20 - 16
x ≤ 4
[tex]\dfrac{1}{2} x+8\leq 10[/tex]
Subtract 8 from both sides:
[tex]\dfrac{1}{2} x+8-8\leq 10-8[/tex]
[tex]\dfrac{1}{2} x\leq 2[/tex]
Multiply both sides by 2:
[tex]2\times(\dfrac{1}{2} x)\leq 2\times(2)[/tex]
[tex]\boxed{x\leq 4}[/tex]
I am bigger than 15. I am less 1/4 of 100. I am a common multiple of 3 and 4. Who am I?
Answer:
24
Step-by-step explanation:
24 is bigger than 1524 is less than 1/4 of 100, which is 2524 is a common multiple of 3 and 4, we know this because 3×4 is 12, and 12×2 is 24.1. For each expression, use the distributive property to write an equivalent expression. a. 4(x + 2) c. 4(2x + 3) b. (6+8).x d. 6(x+y+z)
The equivalent expressions are:
a) 4*(x + 2) = 4x + 8
b) 4*(2x + 3) = 8x + 12
c) (6 + 8)*x = 14*x
d) 6*(x + y + z) = 6x + 6y + 6z
How to use the distributive property?This is a property of the multiplication, and it says that we can distribute products in the following way:
A*(B + C) = A*B + A*C
So let's do that.
a) 4*(x + 2) = 4*x + 4*2 = 4x + 8
b) 4*(2x + 3) = 4*(2x) + 4*3
= 8x + 12
c) (6 + 8)*x = 6*x + 8*x = 14*x
d) 6*(x + y + z) = 6x + 6y + 6z
These are the equivalent expressions.
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a storage room is 4 yards long by 3 yards wide by 1 1/2. a yard is 27 feet. how many cubic feet is the shed
Answer:
354.294 cu ft
Step-by-step explanation:
4*3*1.5 = 18 cube yard *27³ = 354.294 cu ft
you have to multiply 27 three times because every side of the shed 4, 3, 1.5 yards equals to 4*27 ft, 3*27 ft, 1.5*27 ft
MATH QUESTION! 50 POINTS
Answer:
229 Feet I think it is right just make sure
Step-by-step explanation:
x+125/255=x/165
cross multiply
255x=165x+20,625
90x=20,625
229=x
suppose that one of the 400 accidents is chosen at random. what is the probability that the accident involved more than a single vehicle?
Assuming a binomial distribution for the number of auto accidents. If 7 in 10 auto accidents involve a single vehicle, the probability, p =[tex]\frac{7}{10}[/tex] = 0.7
Then the probability that the accident involved multiple vehicles is
q = 1 - p = 1 - 7/10 = 3/10 = 0.3
Since 14 accidents are randomly selected, n = 14
The formula for binomial distribution is expressed as
P(x = r) = nCr × q*(n - r) × p*r
a) we want to determine P(x = 4) =
P(x = 4) = 14C4 × [tex]0.3^{10}[/tex] × 0.7^4
P(x = 4) = 0.00142
b) we want to find P(x lesser than or equal to 4) = P(x = 0) + P(x = 1) + P(x = 2) + P(x = 3) + P( x = 4)
P(x = 0) = 14C0 × [tex]0.3^{14}[/tex] × 0.7^0 = 0.00000004783
P(x = 1) = 14C1 × [tex]0.3^{13}[/tex] × 0.7^1 = 0.00011
P(x = 2) = 14C2 × [tex]0.3^{12}[/tex] × 0.7^2 = 0.00002
P(x = 3) = 14C3 ×[tex]0.3^{11}[/tex] × 0.7^3 = 0.00022
P(x = 4) = 0.00142
P(x lesser than or equal to 4) = 0.00000004783 + 0.00011 + 0.00002 + 0.00022 + 0.00142 = 0.00177
c) p = 0.7, q = 0.3
P(x = 5)= 14C5 × 0.7^(14 - 5) × 0.3^5 = 0.19631
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(−6x−2)+(6x
2
−5x−10)
Answer:11x
Step-by-step explanation:
(−6x−2)+(6x2−5x−10)
first solve whats inside the brackets.
=-6x-2+(12-5x-10)
=-6x-2+(2-5x)
then open the brackets and solve the rest using order of operations.
=-6x-2+2-5x
=11x
our indiscrete mathematics course has 18 students from the the college of liberal arts and social sciences, 11 of whom are seniors; 19 students from the the college of education, 6 of whom are seniors; 27 students from the the college of science and health, 14 of whom are seniors. how many ways can we choose a single class rep?
There are 64 ways to choose a single class representative.
To find the total number of ways to choose a single class representative, we add the number of students in each college: 18 students from the College of Liberal Arts and Social Sciences, 19 students from the College of Education, and 27 students from the College of Science and Health.
This gives us a total of 18 + 19 + 27 = 64 students. To choose a single class representative, we can choose any one of these 64 students, so there are 64 ways to choose a single class representative.
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What are the partitions the segment into a ratio of 1 to 2
so hmmm let's call the points A(-10 , 5) and B(8 , 2) and the point "C" partitions them, so
[tex]\textit{internal division of a line segment using ratios} \\\\\\ A(-10,5)\qquad B(8,2)\qquad \qquad \stackrel{\textit{ratio from A to B}}{1:2} \\\\\\ \cfrac{A\underline{C}}{\underline{C} B} = \cfrac{1}{2}\implies \cfrac{A}{B} = \cfrac{1}{2}\implies 2A=1B\implies 2(-10,5)=1(8,2)[/tex]
[tex](\stackrel{x}{-20}~~,~~ \stackrel{y}{10})=(\stackrel{x}{8}~~,~~ \stackrel{y}{2}) \implies C=\underset{\textit{sum of the ratios}}{\left( \cfrac{\stackrel{\textit{sum of x's}}{-20 +8}}{1+2}~~,~~\cfrac{\stackrel{\textit{sum of y's}}{10 +2}}{1+2} \right)} \\\\\\ C=\left( \cfrac{ -12 }{ 3 }~~,~~\cfrac{ 12}{ 3 } \right)\implies C=(-4~~,~~4)[/tex]
Help please ASAP.......
The solution is, the circumference of the circle with radius 14in. is 87.96 inch.
What is perimeter?A perimeter is a closed path that encompasses, surrounds, or outlines either a two dimensional shape or a one-dimensional length. The perimeter of a circle or an ellipse is called its circumference. Calculating the perimeter has several practical applications.
Perimeter refers to the total outside length of an object,
here, we have,
the radius = r = 14 inch.
we know,
circumference = 2*pi* r
so, calculating we get,
circumference = 87.96 inch.
Hence, The solution is, the circumference of the circle with radius 14in. is 87.96 inch.
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Which graph represents an increasing function? (1 point) Four graphs of y against x are shown. The title for the first graph is Graph A, the title for the second graph is Graph B, the title for the third graph is Graph C, and the title for the fourth graph is Graph D. Graph A is a straight line joining the ordered pairs 0, 4 and 5, 0. Graph B is a straight line joining the points 0, 0 and 5, 5. Graph C is a straight line joining the points 0, 3 and 5, 3. Graph D is a straight line joining the points 5, 0 and 5, 5. Graph A Graph B Graph C Graph D
Please help me with this
Identify the domain and range for the relation.
{(1, 3), (2, 5), (3, 7), (4, 9), (5,9)}
D= {1, 2, 3, 4, 5)
R = {3, 5, 7, 9, 9)
D=(3, 5, 7, 9}
R = {1, 2, 3, 4, 5}
D=(3, 5, 7, 9, 9}
R= {1, 2, 3, 4, 5}
D= {1, 2, 3, 4, 5)
R = {3, 5, 7, 9)
The domain and range of the relation is
Domain = {1, 2, 3, 4, 5}
Range = {3, 5, 7, 9}
Option D is the correct answer.
What is a function?A function is a relationship between inputs where each input is related to exactly one output.
Example:
f(x) = 2x + 1
f(1) = 2 + 1 = 3
f(2) = 2 x 2 + 1 = 4 + 1 = 5
The outputs of the functions are 3 and 5
The inputs of the function are 1 and 2.
We have,
{(1, 3), (2, 5), (3, 7), (4, 9), (5,9)}
It is in ordered paired as (x, y).
x-coordinate is the domain and the y-coordinate is the range.
So,
Domain = {1, 2, 3, 4, 5}
Range = {3, 5, 7, 9}
Thus,
Domain = {1, 2, 3, 4, 5}
Range = {3, 5, 7, 9}
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Use technology to find points and then graph the function y = √x +3-6 following the instructions below.
ASAP PLEASE
The graph of the function is added as an attachment
How to graph the equationFrom the question, we have the following parameters that can be used in our computation:
y = √x +3-6
Make y the subject
y =√(x + 3) - 6
The above equation is a square root function
The parent of a square root function is represented as
y = √x
This means that the parent function was translated to get the given function
Next, we plot the graph of the equation
See attachment for the graph
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2.14x10^2 in standard form?
Answer:
2.14x10^12= Two and fourteen hundredths times ten to the second power
OR
14x10^2 = Fourteen times ten to the second power
Is that a 2.14 or 14?
Find an nth-degree polynomial function with real coefficients satisfying the given conditions. If you are using a graphing utility, use it to graph the function and verify the real zeros and the given function
value.
n=4;
- 1, 4, and 4 + 4i are zeros;
f(1) = - 150
This function satisfies the conditions given: it is an nth-degree polynomial with real coefficients, it has zeros at -1, 4, and 4 + 4i, and it has the value of -150 at x = 1.
What do you mean by polynomial?A polynomial is a mathematical expression that is composed of variables and coefficients, which are combined using only addition, subtraction, and multiplication. The variables in a polynomial can be raised to whole number powers, and the highest degree of a polynomial (i.e., the highest power to which a variable is raised) is known as the degree of the polynomial. For example, the polynomial 3x^2 + 2x + 1 has a degree of 2. The terms in a polynomial are usually arranged in descending order of degree, so that the first term has the highest degree and the last term has a degree of zero. The sum or difference of two or more polynomials is also a polynomial.
To find an nth-degree polynomial function with real coefficients that satisfies the given conditions, we can use the following process:
1. Write the polynomial in factored form using the zeros:
p(x) = a(x-1)(x-4)(x-(4+4i))(x-(4-4i))
2. Use the value of f(1) to find the leading coefficient a:
f(1) = p(1) = a(0)(0)(0)(0) = -150
a = -150
3. Write the polynomial in expanded form:
p(x) = -150(x-1)(x-4)(x-(4+4i))(x-(4-4i))
The resulting polynomial function is:
p(x) = -150(x-1)(x-4)(x-(4+4i))(x-(4-4i))
This function satisfies the conditions given: it is an nth-degree polynomial with real coefficients, it has zeros at -1, 4, and 4 + 4i, and it has the value of -150 at x = 1.
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keely is looking at leasing a car for 24 months in order to lease the car she needs to give the dealership $750
The cost of the car leasing for 1 month is $31.25.
What is an expression?An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.
Example: 2 + 3x + 4y = 7 is an expression.
We have,
Cost of the car leasing for 24 months = $750
Cost of the car leasing for 1 month.
= 750 ÷ 24
= $31.25
Thus,
The monthly cost of car leasing is $31.25.
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The complete question:
Keely is looking at leasing a car for 24 months in order to lease the car she needs to give the dealership $750.
Find the monthly charge for leasing the car.
An oil spill spreads 25 square meters every $\frac{1}{6}$
hour. What is the area of the oil spill after 2 hours?
The rate is 150 square meters per hour. Then the area of the oil spill after 2 hours will be 300 square meters.
What is the rate?The rate is the ratio of the amount of something to the unit. For example - If the speed of the car is 20 km/h it means the car travels 20 km in one hour.
An oil spill spreads 25 square meters every 1/6 hour. Then the number of square meters in each hour is given as,
Rate = 25 / (1/6)
Rate = 25 x 6
Rate = 150 square meters per hour
The area of the oil spill after 2 hours will be given as,
⇒ 150 x 2
⇒ 300 square meters
Thus, the area of the oil spill after 2 hours will be 300 square meters.
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a tire company measures the tread on newly-produced tires and finds that they are normally distributed with a mean depth of 0.84mm and a standard deviation of 0.35mm. find the probability that a randomly selected tire will have a depth less than 0.24mm. would this outcome warrant a refund (meaning that it would be unusual)? homework help: 4va. calculating normal probabilities (links to an external site.) (2:18) 4da. description of normal distribution, area, and probabilities, definition of unusual events (links to an external site.)(docx) group of answer choices probability of 0.96 and would warrant a refund probability of 0.96 and would not warrant a refund probability of 0.04 and would warrant a refund probability of 0.04 and would not warrant a refund
the Probability of 0.04 and would warrant a refund.
What is probability?Probability is a number that expresses the likelihood or chance that a specific event will take place. Both proportions ranging from 0 to 1 and percentages ranging from 0% to 100% can be used to describe probabilities.
Given, A tire company measures the tread on newly-produced tires and finds that they are normally distributed with a mean depth of 0.84mm and a standard deviation of 0.35mm.
probability = P(X<0.24)
= (Z<(0.24-0.84)/0.35)
= P(Z<(-1.7143)
= 0.0432 ~ 0.04
since the above probability is less than 0.05 ;
this event can be termed unusual
therefore, the Probability of 0.04 and would warrant a refund.
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Find a discount on a 255 cell phone that is on sale for %35 off
Answer:
Step-by-step explanation:
35% of 255 = 89.25
255-89.25 =165.75