Unit Test — Cumulative exam Answers

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21
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The table below shows the total cost of buying printer ink cartridges for both members and nonmembers of a shopping club.Price of Ink at Shopping ClubNumber of ink cartridges purchasedTotal cost for members(with membership fee)Total cost for nonmembers0$3001$40$252$50$503$60$75Which statement is supported by the table?

A
The relationship between the number of cartridges purchased and the total cost is proportional for nonmembers but not for members.
B
The relationship between the number of cartridges purchased and the total cost is proportional for members but not for nonmembers.
C
The relationship between the number of cartridges purchased and the total cost is proportional for neither members nor nonmembers.
D
The relationship between the number of cartridges purchased and the total cost is proportional for both members and nonmembers.
22
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Over the past year, Becky has enjoyed 7 of the 9 movies recommended by her local newspaper. She wants to design a spinner she can use to simulate this situation and predict the probability that she will enjoy each of the next 5 movies the paper recommends.How should Becky divide her spinner to best simulate this situation?

A
2 equal-sized sections
B
5 equal-sized sections
C
7 equal-sized sections
D
9 equal-sized sections
23

Enjoli is making cupcakes for a party. She needs 45 cupcakes but the recipe makes 15. Strawberry Cupcake RecipeBatchesStrawberries1 cups2 3 4 If she does not want any leftovers, which point should Enjoli use to determine the amount of strawberries she will need to make her cupcakes?

Question illustration
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A
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B
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C
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D
24

Paloma plotted two different integers with the same absolute value on a number line. The distance between the two numbers must be

A
zero.
B
the absolute value of either number.
C
twice the distance between either number and zero.
D
the sum of the two numbers.
25

Which estimation technique will yield a solution that is farthest from the actual product of (–14.89)(1.35)?

A
front-end estimation
B
rounding to the nearest tenth
C
rounding to the nearest whole number
D
compatible numbers

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