TSI Quantitative Reasoning 1

Question 1

What is 3/4 + 1/6?

Accepted Answer

11/12

Answer

The LCD of 4 and 6 is 12, so 3/4 = 9/12 and 1/6 = 2/12; 9/12 + 2/12 = 11/12.

Question 2

Which of the following is equivalent to 0.375?

Accepted Answer

3/8

Answer

0.375 = 375/1000, which simplifies to 3/8 by dividing numerator and denominator by 125.

Question 3

What is 15% of 240?

Accepted Answer

36

Answer

15% of 240 = 0.15 × 240 = 36.

Question 4

Simplify: 2³ × 2²

Accepted Answer

2⁵

Answer

When multiplying powers with the same base, add the exponents: 2³ × 2² = 2^(3+2) = 2⁵.

Question 5

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

Accepted Answer

12

Answer

The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, 36 and factors of 48 include 1, 2, 3, 4, 6, 8, 12, 16, 24, 48; the greatest common factor is 12.

TSI Practice Test