percent problems

5% of what number is 10?

• 0.5

• 1.0

• 150

• 200

20% of what number is 18?

• 90

• 80

• 100

• 9

PINE TREES A town had about 2120 acres of pine trees 40 years ago. Only about 13% of the pine trees remain. How many acres of pine trees remain?

• 275 pine trees

• 265.7 pine trees

• 275.6 pine trees

• 235.6 pine trees

70% of the 20 students in Mrs. Johnson's homeroom have siblings. How many students have siblings in Mrs. Johnson's homeroom?

• 7 students

• 14 students

• 15 students

• 24 students

How much is 6% sales tax on a $20 shirt?

• $1.20

• $2

• $2.20

• $1.50

What is 20% on a $30 breakfast bill?

• $12

• $3

• $6

• $10

Write 110% as a fraction in simplest form.

• 1 1/10

• 110/100

• 11/10

• 1.1

Write 3/4 as a percent.

• 25%

• 50%

• 75%

• 34%

Jennifer has a coupon for 25% off her entire meal of $17.89. What is the discount?

• $13.42
• $4.47
• $4.48
• $0.44

How much commission would a salesperson earn for selling a $25,000. car? He receives a 18% commission.

• $4500

• $45

• $29,500

• $2500