Lesson 20 Practice Quiz B

Elena opens an account at a credit union with a deposit of $400. The account pays 2% yearly simple interest. Elena does not withdraw any money from the account, and she makes no other deposits.

The formula for simple interest is I=Prt

The amount of money in Elena's credit union account after 6 years is __________.

An electronics store is having a three-day sale on televisions. The table shows the amount of discount for each day of the sale. On Day 3 of the sale, Phillippe buys a television with a regular price of $1,000

To find the sale price on Day 2 of the sale, multiply ​ (a)  

• 900 by 90%
• 1000 by 80%
• 1000 by 90%

An electronics store is having a three-day sale on televisions. The table shows the amount of discount for each day of the sale. On Day 3 of the sale, Phillippe buys a television with a regular price of $1,000

The sale price Phillippe paid on Day 3 is (a)  

• $729
• $700
• $810

An electronics store is having a three-day sale on televisions. The table shows the amount of discount for each day of the sale. On Day 3 of the sale, Phillippe buys a television with a regular price of $1,000

To find the percent of the regular price, divide the amount Phillippe paid by _______________.

• the regular price of the television

• the price of the television on Day 1

• the price of the television on Day 2

An electronics store is having a three-day sale on televisions. The table shows the amount of discount for each day of the sale. On Day 3 of the sale, Phillippe buys a television with a regular price of $1,000

Phillippe paid _____ of the regular price for the television.

• 70%

• 73%

• 81%

• 90%

Lorenzo can spend $30 on a new bicycle helmet. He is comparing sale prices at different stores. Determine whether the amount below is within Lorenzo's budget.

5% off $35 plus 10% sales tax

• Yes

• No

Lorenzo can spend $30 on a new bicycle helmet. He is comparing sale prices at different stores. Determine whether the amount below is within Lorenzo's budget.

25% off $40

• Yes

• No

Lorenzo can spend $30 on a new bicycle helmet. He is comparing sale prices at different stores. Determine whether the amount below is within Lorenzo's budget.

30% off $50

• Yes

• No

Lorenzo can spend $30 on a new bicycle helmet. He is comparing sale prices at different stores. Determine whether the amount below is within Lorenzo's budget.

10% off $38 plus additional $5 off

• Yes

• No

Lorenzo can spend $30 on a new bicycle helmet. He is comparing sale prices at different stores. Determine whether the amount below is within Lorenzo's budget.

25% off $45 plus additional 10% off

• Yes

• No