Increase and Decrease Percentages with Variables

Increase $90 by 12%

• $10.80

• $102

• $100.80

• $90.12

The usual price of a TV set was $500. During the Christmas holiday, the price of a TV set marked down to $413. What was the percentage decrease in the price of a TV set?

• 82.6%

• 87%

• 17.4%

• 25%

Calculate the percentage profit if an item is bought for $42 and sold for $52.50

• 20%

• 25%

• 80%

• 22%

If an object is bought for $90 and then sold for a loss of 15%. How much was it sold for?

• $103.50

• $80

• 75

• $76.50

Find the new amount given the original amount and the percent of change.
340 pages; 20% decrease 

• 320 pages

• 240 pages

• 272 pages

• 360 pages

Jack bought a bike for $550 and then sold it for $680. What was his percentage profit?

• 130

• 23.6

• 19.1

• 25.2

The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter?

• 35%

• 25%

• 30%

• 20%

Increase 300 by 10%

• 330

• 30

• 310

• 10

Increase 36 by 10%

• 32.4

• 39.6

• 46

• 36.1

Decrease 300 by 10%

• 330

• 270

• 290

• 310