Percent Increase Using Equations Word Problems

Calculate the percent increase. Round to the nearest percent.

Original: 45

New: 92

• 51%

• 1.04%

• 104%

• .51

Calculate the percent increase. Round to the nearest percent.

Original: 74

New: 85

• 0.15%

• 0.13%

• 13%

• 15%

Calculate the percent increase. Round to the nearest percent.

Original: 9

New: 12

• 33%

• 25%

• 0.33%

• 0.25%

Calculate the percent increase. Round to the nearest percent.

Original: 36

New: 90

• 0.6%

• 150%

• 60%

• 1.5%

The price of cable TV has risen over the past 20 years. What is the approximate percent increase from 1990 to 2010?

• 300%

• 280%

• 250%

• 200%

Frankie calculated that she would need 9.5 yards of wallpaper to decorate her room. The wallpaper she chose had a large pattern, so instead she needed 13 yards of that paper. What is the percent of increase rounded to the nearest percent, in the amount of wallpaper she needs?

• 3.5%

• 27%

• 37%

• 73%

The price of cable TV has risen over the past 20 years. What is the approximate percent increase from 1990 to 2010?

• 300%

• 280%

• 250%

• 200%

Last month, Karmin made $480 working for 30 hours. This month, she will get a 15% increase in the amount she earns per hour. What will be her hourly rate, in dollars per hour, after the raise? 

• $480

• $2.40

• $18.40

• $15.00

A certain brand of shampoo contains 12 ounces in a bottle. The company decides to redesign the shape of the shampoo bottle. The new type of bottle contains 15 ounces of shampoo. What is the percent of increase in the amount of shampoo the new bottle contains?

Calculate the percentage increase if a price increases from $50 to $70.

• 40%

• 60%

• 50%

• 30%