Percent Problem

What percent of the 7th graders prefer pizza?

At the beginning of the school year there were 480 students. Now there are 504 students. What is the percent of change?

• increase

• decrease

• 5%

• 95.2%

• 4.76%

The doctor recommended that George consume 2000 calories instead of the 2,800 calories that he had been consuming. What is the percent of change for George's new eating habits?

• increase

• decrease

• 28.57%

• 40%

• 71.4%

Benny's gamestop bill came to $84.40. The sales tax rate is 8.5%. How much will Benny's total bill cost?

Danielle buys a vacuum for $108.00. After signing up for a red card, she gets a 5% discount. How much will she pay for the vacuum after her discount?

There were 652 students that attended the field trip. This was 80% of the Westminster High's school population. How many students attend Westminster High?

Winnie deposits $450 in a savings account that earns 1.5% interest. She keeps her money in the account for 5 years. How much interest does she earn?

• $337.50

• $3,375.00

• $33.75

Whitney earns a commision rate for selling makeup after a makeover. Her total makeup sales this month was $425.50 and her commission check was $34.04. What is her commission rate?

• 3%

• 5%

• 8%

• 6%

The 7th Grade class had a 15% decrease in enrollment. Last year, the 7th grade class had 280 students. How many students are enrolled in the 7th grade class this year?

Put the steps in order-

• %=15, change=x, original=280

• 280-42 = 238 7th graders now

• 100x=4200

• x=42 less students

Select the correct proportion for each problem