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Ch. 5 Checkpoint Basic Math

# Ch. 5 Checkpoint Basic Math - Name Date CheckPoint Chapter...

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Name: Date: CheckPoint Chapter 5 You must show your work for any problem in red . This means to show your steps in mathematical symbols to receive full credit. I recommend using Microsoft Equation Editor. Here is a tutorial on using Microsoft Equation Editor: http://corptrain.phoenix.edu/EEGT/EEGT-01-INTRO.asp . For all other problems, please just state your answer. Post any questions you have about this assignment in the Weekly Questions Thread. Section Page # Please put your work and/or answer in this column . Credit Earned Detailed solution provided by instructor 5.1 381 #8 Convert to improper fractions: 28/5 to 21/10 Multiply by 10: 56 to 21 Divide by 7: 8 to 3 5.1 381 #24 7 dimes = 0.7 3 quarters = 0.75 0.7 to 0.75 Multiply by 100: 70 to 75 Divide by 5: 14 to 15 5.1 383 #34 3 hours = 180 minutes 180 to 150 Divide by 10: 18 to 15 Divide by 3:

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6 to 5 5.2 390 #14 240 divided by 6 = 40 pounds per lawn 5.2 392 #30 4.75/5 = 0.95 19.92/20 = 0.996 The 5 pounds is a better buy. 5.3 400 #10 8/15 = 24/45 5.3 401 #28 Cross multiply: 5*120 = 600 8*75 = 600 They are the same, so YES.
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Ch. 5 Checkpoint Basic Math - Name Date CheckPoint Chapter...

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