Unit Test — Cumulative exam

Question 1

What is the equation that represents the sentence, “Twenty-four is the sum of a number and six.” Use x for the variable.

Revolt · Accepted Answer

24 = x + 6

Question 2

Which inequality represents the sentence below?The difference of –3.2 and the sum of a number and 19.1 is at most 14.2.

Revolt · Accepted Answer

Negative 3.2 minus (x + 19.1) less-than-or-equal-to 14.2

Question 3

The new number, 550, is 200 more than the original number. What is the approximate percent change?

Revolt · Accepted Answer

The percent change is approximately 55%.

Question 4

What is the value of the expression “three less than the quotient of ten and a number, increased by six” when n = 2?

Revolt · Accepted Answer

8

Unit Test — Cumulative exam Answers