Ch. 7 Quick Review

Johnny wanted to buy a shirt that was $20. If he had to pay a 7% tax, how much will his total be?

• $21.40

• $12.35

• $65.76

• $3.90

Jimmy was traveling along the interstate at 70 mph. If he drove for 3 hours, how far did he travel?

• 35 miles

• 210 miles

• 670 miles

• 123 miles

John opened a bank account with $2,000. The bank would charge him 5% simple interest rate. How much will his balance be after 5 years?

• $6,750

• $5,000

• $1250

• $2,500

The PS4 was $400 on its release day. It is now listed at $300. What was its percent change?

• 25%

• 75%

• 12%

• 2%

Jenna wanted to purchase a new tv. The original price was listed at $300. If she had a 25% coupon, how much would she save?

• $245

• $895

• $75

• $105

Janet drove 400 miles in 5 hours. How fast was she driving?

• 125 mph

• 50 mph

• 25 mph

• 80 mph