BMST Ratios, Proportions, and Percentages 2

Question 1

A recipe calls for 3 cups of flour and 2 cups of sugar. If you want to make 1.5 times the recipe, how many cups of flour do you need?

Accepted Answer

4.5

Answer

Multiply 3 × 1.5 = 4.5 cups of flour.

Question 2

A car travels 150 miles using 5 gallons of gas. At the same rate, how many gallons are needed to travel 270 miles?

Accepted Answer

9

Answer

Set up the proportion 150/5 = 270/x, giving x = 270 × 5 / 150 = 9 gallons.

Question 3

What is 35% of 200?

Accepted Answer

70

Answer

35% × 200 = 0.35 × 200 = 70.

Question 4

A class has 18 boys and 12 girls. What is the ratio of girls to the total number of students?

Accepted Answer

2:5

Answer

Total = 30; girls to total = 12:30 = 2:5.

Question 5

If 40% of a number is 56, what is the number?

Accepted Answer

140

Answer

56 / 0.40 = 140.

BMST - Basic Math and Science Test Practice Test