CLAST Arithmetic and Number Sense 3

Question 1

What is the result of (−3) × (−4) ÷ 2?

Accepted Answer

6

Answer

−6

Answer

−12

Answer

12

Question 2

Which of the following is equivalent to 2.5 × 10⁴?

Accepted Answer

25,000

Answer

2,500

Answer

250,000

Answer

250

Question 3

A store buys an item for $45 and sells it for $63. What is the percent markup?

Accepted Answer

40%

Answer

28%

Answer

33%

Answer

45%

Question 4

What is the greatest common factor (GCF) of 36 and 48?

Accepted Answer

12

Answer

6

Answer

9

Answer

18

Question 5

Convert 0.045 to a fraction in lowest terms.

Accepted Answer

9/200

Answer

45/100

Answer

9/100

Answer

45/1000

Question 6

If 40% of a number is 28, what is the number?

Accepted Answer

70

Answer

56

Answer

60

Answer

80