TSI Quantitative Reasoning 2

Question 1

If a car travels 180 miles in 3 hours, what is its average speed?

Accepted Answer

60 mph

Answer

Average speed = distance ÷ time = 180 ÷ 3 = 60 mph.

Question 2

Which of the following numbers is irrational?

Accepted Answer

√2

Answer

√2 ≈ 1.41421… is non-terminating and non-repeating, so it cannot be expressed as a ratio of integers.

Question 3

Simplify using order of operations: (3 + 4) × 2 − 6 ÷ 3

Accepted Answer

12

Answer

Parentheses first: (3+4)=7; then multiply: 7×2=14; then divide: 6÷3=2; finally subtract: 14−2=12.

Question 4

A recipe calls for 2½ cups of flour. To make 1.5 times the recipe, how many cups are needed?

Accepted Answer

3¾ cups

Answer

2.5 × 1.5 = 3.75 cups, which equals 3¾ cups.

Question 5

What is 5/8 expressed as a decimal?

Accepted Answer

0.625

Answer

Dividing 5 by 8 gives 0.625.

TSI Practice Test