First Two Questions

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course Mth 152

August 18, 2011 8:43pm

Question: `q001. If you are earning money at the rate of 8 dollars / hour and work for 4 hours, how much money do you make during this time? Answer in such a way as to explain your reasoning as fully as possible. A solution to this problem appears several lines below, but enter your own solution before you look at the given solution.YYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYYY

Your solution: (type in your solution starting in the next line)

If you are earning 8 dollars an hour and you work for 4 hours, you would need to times the amount of dollars you are making by the amount of hours you worked because you get paid the amount per hour. 8x4=32. So you would make 32 dollars for the time you worked.

confidence rating #$&*: 3

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Given Solution: 8 dollars / hour means '8 dollars per hour', indicating that for every hour you work you earn 8 dollars. If you work for 4 hours, then if you earn 8 dollars for every one of those hours you earn 4 * 8 dollars = 32 dollars.

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Self-critique (if necessary): OK

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Self-critique Rating: OK

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Question: `q002. If you work 12 hours and earn $168, then at what rate, in dollars / hour, were you making money?

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Your solution: (type in your solution starting in the next line)

If you worked 12 hours and made a total of $168 the solution to finding out the rate of how you made your money in relation to each hour you worked is to divide. You want to divide $168 by 12, which equals 14. Therefore you were working at a rate of $14 dollars an hour.

confidence rating #$&*:: 3

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Given Solution: $168 earned in 12 hours implies that $168 / 12 = $14 were made per hour, so the rate is $14 / hour.

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Self-critique (if necessary): OK

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Self-critique Rating: OK