# Ch. 10 Test - Ω 12(10 pts Susan uses 5 pounds of apples...

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Name ____________________________ Test 2 DM 0084 Ch. 10 Part I. Problems 1 - 10 are worth 3 points each. Put your answer in the box. Only the answer in the box will be graded. Be careful. 1. Solve: x 2 5 7 = 2. Solve: 3 4 5 = x 3. Solve: 4 5 7 x x - = 4. Solve 3 4 3 2 3 x - = 5. Solve: - = 2 3 5 6 y 6. Solve: x + = 1 2 1 3

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7. Solve: y + = 1 3 20 8. Solve and round answer to the nearest hundredth: 2.46 – 4.3y = 2 9. If Randy borrows \$2500 at a simple interest rate of 6.25% for 2 years, how much interest will he have to pay? (use the formula I = PRT) 10. Solve: 8 2 8 p - = - Part II. Give complete solutions to problems 11 - 17. Show all your work if you want to receive any partial credit. 11. (10 pts) Electrical resistance in ohms ( ) is voltage (V) divided by amperes (A). Find the amperes of a small motor with a voltage of 8.5 V and resistance of 17

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Unformatted text preview: Ω . 12. (10 pts) Susan uses 5 pounds of apples in making 4 pies. How many pounds would she need to make 6 pies? 13. (10 pts) It takes 5 painters 16 days to paint a large house. How many painters would it take to paint the house in 12 days? 14. (10 pts) It takes Dave 4 hours to drive from Tuscaloosa to Atlanta going 55 mph. How fast would Dave have to drive to make the trip in 3 hours? 15. (10 pts) A 22 foot tall light pole stands next to a building. The pole casts a shadow 17 feet long, while at the same time, the building casts a 62 foot long shadow. Find to the nearest foot, the height of the building. 16. (10 pts.) Solve the proportion: 8 3 2 2 3 x-= 17. (10 pts) Solve: 5 12 3 4 1 9 2 3 x x-=-...
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Ch. 10 Test - Ω 12(10 pts Susan uses 5 pounds of apples...

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