Solve Problems Using Percents

What is 72% of 175?

• 1.26

• 12.6

• 126

• 1260

A computer that originally cost $250 is on sale for 15%off. What is the sale price of the computer?

• $127.50

• $212.50

• $835.00

• $977.50

There were 60 seventh-grade students who signed up for soccer tryouts last year. This year, 48 seventh-grade students signed up for tryouts. What is the percent decrease in the number of students from last year to this year?

• 18%

• 20%

• 25%

• 70%

Pablo put $1,260 into a savings account that earns 3% simple interest per year. He does not make any deposits or withdrawals. How much money will be in Pablo's account after 1 years?

• $75.60

• $1,297.80

• $1,335.60

• $8,820.00

Mrs. Blake's bill at a restaurant was $42.75. She wants to leave the waiter an 18% tip. How much will she pay in all including tip?

• $6.41

• $7.70

• $49.14

• $50.45

Mr. Chung stayed four nights at a hotel. His bill was $725 before the sales tax of 6% was added. How much was the sales tax?

• $43.50

• $45.00

• $46.50

• $49.00

In September, there were 24 members in the the Music Club. In October, the number of members was 16. What percent was left?

• 20%

• 66%

• 33 1/3%

• 50%

There are 120 students in the seventh grade. 70% percent of these students are involved in extracurricular activities. How many seventh-grade students are involved in extracurricular activities?

• 36

• 50

• 70

• 84

Isme estimated that there are 50 students in the seventh-grade class. There are actually 40 students in the seventh-grade class. What is Isme's percent error?

• 25 %

• 20 %

• 12.5%

• 225%

Of the 40 students in the seventh-grade class, 60% of the students carry a cell phone. What fraction of the students in the seventh-grade class carry a cell phone? How many students in the seventh-grade class carry a cellphone?

• 3/5, 24

• 2/3, 10

• 2/5, 16

• 1/3, 30