Math Practical Problems Quiz

A recipe calls for 3/4 cup of sugar. If you want to make 2/3 of the recipe, how much sugar do you need?

• 1/2 cup

• 3/4 cup

• 1/3 cup

• 1/4 cup

If 30% of a number is 45, what is the number?

• 100

• 150

• 200

• 75

In a class of 40 students, 25% are boys. How many girls are there in the class?

• 30

• 20

• 15

• 10

A car travels 240 miles on 12 gallons of gas. How many miles per gallon does the car get?

• 15 miles per gallon

• 20 miles per gallon

• 25 miles per gallon

• 30 miles per gallon

If a shirt costs $20 and is on sale for 25% off, what is the sale price of the shirt?

• $18

• $10

• $15

• $25

A recipe calls for 2/3 cup of flour. If you want to make 3/4 of the recipe, how much flour do you need?

• 1/2 cup

• 1 cup

• 3/4 cup

• 1/3 cup

If 15% of a number is 30, what is the number?

• 100

• 250

• 200

• 150

In a school, 40% of the students are in the science club. If there are 120 students in the science club, how many students are there in the school?

• 400

• 200

• 80

• 300

A bike travels 80 miles on 4 gallons of gas. How many miles per gallon does the bike get?

• 20 miles per gallon

• 10 miles per gallon

• 30 miles per gallon

• 40 miles per gallon

If a laptop costs $800 and is on sale for 20% off, what is the sale price of the laptop?

• $720

• $640

• $600

• $850