**7th (A)**

CHAPTER 4 TEST NEXT TUESDAY, FEB 5, 2019

Chapter 4 Sample Test Questions

*Write/solve a percent equation to answer the question*

17 is what percent of 68? What number is 16% of 80? 35% of what number is 21?

*Identify the percent of change as an increase or decrease. Then find the percent of change*

15 books to 21 books. 60 cars to 24 cars. 100 pennies to 101 pennies

*Use the percent of change to find the new amount.*

40 employees increased by 15%. 120 pounds decreased by 30%

*Find the price, discount, or markup*

Original price: $82; Discount: 10%; **Sale Price: ?**

Original Price: $125; **Discount: ?** Sale Price: $81.25

**Original Price: ? ** Discount: 36%; Sale Price: $32

Cost to Store: $32 . Markup: 16% . **Selling Price: ?**

Cost to Store: $3 . **Markup: ? ** Selling Price: %5.70

**Cost to Store: ?** Markup: 28% . Selling Price: $69.12

*An account earns annual simple interest. Find the interest earned, principal, interest rate, or time*

Interest earned: $84 . Principal: $600 Interest rate: 7% . **Time: ?**

**Interest earned: ? ** Principal: $1250 . Interest rate: 3% . Time: 4 years

Interest earned: $39.60 . ** Principal: ? ** Interest rate: 11% . Time: 6 months

Interest earned: $3250 . Principal: $5,000 **Interest rate: ?: **Time: 10 years

*An account earns annual simple interest. Find the balance of the account*

$250 at 4% for 1 year

$2000 at 9% for 6 months

*Word Problems*

The percent of sales tax is 6%. What is the sales tax on a skateboard that costs $98?

The price of your favorite brand of jeans was $35 last month. This month the price is $42. What is the price of change from last month to this month?

You deposit $200 in an account earning 3.5% simple interest. How long will it take for the balance of the account to be $221?