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Unit Test — Unit test Answers

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Which sentence can represent the inequality ?

Question illustration
A
The quotient of a number and 4.2 is less than or equal to 21.
B
The quotient of a number and 4.2 is less than 21.
C
The quotient of 4.2 and a number is less than or equal to 21.
D
The quotient of 4.2 and a number is less than 21.
22
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Leticia spends $18.45 on a shirt. She spends at least $3.00 more than Humberto spends. If h represents the amount Humberto spends, which symbol can be used to complete the inequality below to represent this situation?

Question illustration
A
>
B
<
C
Greater-than-or-equal-to
Option C
D
Less-than-or-equal-to
Option D
23

Savannah buys a $40 gift card to her favorite smoothie shop. Each smoothie costs $4. She wants to have at least $10 left on her card at the end of this month. The inequality below relates x, the number of smoothies she could buy between now and the end of this month with her gift card balance.Which best describes the number of smoothies Savannah can buy?

Question illustration
A
She can buy from 0 to 3 smoothies, but no more.
B
She can buy from 0 to 7 smoothies, but no more.
C
She can buy from 0 to 8 smoothies, but no more.
D
She can buy from 0 to 10 smoothies, but no more.
24

Which number line shows the graph of ?

Question illustration
A
A number line going from 6 to 14. An open circle is at 11. Everything to the right of the circle is shaded.
Option A
B
A number line going from 6 to 14. A closed circle is at 11. Everything to the right of the circle is shaded.
Option B
C
A number line going from 6 to 14. An open circle is at 11. Everything to the left of the circle is shaded.
Option C
D
A number line going from 6 to 14. A closed circle is at 11. Everything to the left of the circle is shaded.
Option D
25

Miguel can use all or part of his $25 gift card to make a music purchase. Each song costs $1.50, and there is a $1.00 per account activation fee. Which inequalities can represent this situation if m is the number of songs he can buy? Select two options.

A
1 + 1.5 m less-than-or-equal-to 25
Option A
B
1 + 1.5 m greater-than 25
Option B
C
25 greater-than 1 + 1.5 m
Option C
D
1 + 1.5 m less-than 25
Option D
E
25 greater-than-or-equal-to 1 + 1.5 m
Option E

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