Grade 7 Math Quiz on Percent Increase and Decrease

What does a percent increase describe?

• A proportional decrease based on the final amount

• A fixed increase regardless of the starting amount

• A decrease in a quantity as a percentage of the starting amount

• An increase in a quantity as a percentage of the starting amount

If a football team's score increases from 22 to 30, what is the percent increase?

• 8%

• 36.36%

• 50%

• 26.09%

How much cereal does the box come with now if it originally had 18.5 ounces and now contains 20% more?

• 21 ounces

• 22 ounces

• 20.5 ounces

• 22.2 ounces

What is the price of the shirt after a 20% discount from $18.50?

• $16.50

• $14.40

• $15.00

• $14.80

What does a 25% increase correspond to?

• 75%

• 100%

• 125%

• 150%

What percent of the original amount do you have after a 40% increase?

• 140%

• 100%

• 60%

• 40%

If Employee A gets a 50% raise and Employee B gets a 45% raise, who gets the bigger pay raise?

• Both get the same

• Employee A

• Employee B

• Cannot be determined without knowing their original pay

What is the total percent off if shirts are on sale for 20% off each and you buy two?

• Cannot be simply added

• 36%

• 20%

• 40%

What does a 100% decrease in a quantity imply?

• The quantity is halved

• The quantity is doubled

• The quantity remains the same

• The quantity is reduced to zero

If the original amount of cereal is 500 grams and the new amount is 600 grams, what is the percent increase?

• 15%

• 10%

• 25%

• 20%