Unit Test Answers

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Which word phrase describes the algebraic expression x - 16.5?

A
16.5 decreased by x
B
x less 16.5
C
x more than 16.5
D
16.5 minus x
5

The difference of –16 and a numberThe quotient of –16 and a numberA number divided by –16Negative 16 divided by a numberThe quotient of a number and 16

A
The difference of –16 and a number
B
The quotient of –16 and a number
C
A number divided by –16
D
Negative 16 divided by a number
E
The quotient of a number and 16
6

Which of the following is not a translation of the algebraic expression 12.4 – 3b into words?

A
12.4 minus 3 times a number
B
The product of 3 and a number subtracted from 12.4
C
The difference of 12.4 and a quotient of 3 and a number
D
The difference of 12.4 and 3 times a number
11

Which real-world scenario can be described using the algebraic expression c/4?

A
Baking c cookies and giving each friend 4 cookies.
B
Baking c cookies and dividing them evenly among 4 friends.
C
Baking cookies and giving 4c cookies to each of 4 friends.
D
Baking 4 batches of cookies where each batch contains c cookies

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