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7 th Grade Review

7 th Grade Review. Percents. Find the percent of change. 20 is increased to 85 325%. Solve. Walter borrowed $50,000 from AAA Bank to do remodeling on his house. The simple interest rate is 5.5%. He plans to repay the loan in 8 years. How much interest will Walter pay? $22,000. Solve.

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7 th Grade Review

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  1. 7th Grade Review Percents

  2. Find the percent of change. • 20 is increased to 85 325%

  3. Solve. • Walter borrowed $50,000 from AAA Bank to do remodeling on his house. The simple interest rate is 5.5%. He plans to repay the loan in 8 years. How much interest will Walter pay? • $22,000

  4. Solve. • 16 is 25% of what number? • 64

  5. Solve. • A water tank can hold 45 gallons of water. A new water tank can hold 25% more water. What is the capacity of the new water tank? (round to hundredths place) • 56.25 gallons

  6. Find the percent of change. • 90 is decreased to 75 (Round to nearest tenth of a percent.) • 16.7%

  7. Solve. • George sells cars for Freeman’s Auto Sales. He is paid a base salary of $250 every two weeks plus a 10% commission on his sales. This week he sold an Altima for $18,000. What is his commission? • $1,800

  8. Solve. • A store buys jeans from the manufacturer for $30 each and sells them at a 50% markup in price. What is the retail price of the jeans? • $45

  9. Solve. • What is 91% of 300? • 273

  10. Solve. • A bank is offering 2.5% simple interest on a savings account. If you deposit $5,000, how much interest will you earn in one year? • $125

  11. Solve. • Selena borrowed $9,500 to buy a used car. The credit union charged 7% simple interest per year. She paid $3,325 in interest. For what period of time did she borrow money? • 5 years

  12. Find the percent of change. • 55 is increased to 90 (Round to nearest tenth of a percent.) • 63.6%

  13. Solve. • What is the TOTAL price of a printer that is marked $89.95 if the tax rate is 9%? (Remember this is money!) • $98.05

  14. Solve. • Roz brings home $1,600 each month. She spends 30% of this on rent. How much is her rent? • $480

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