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CaHeK987 [17]
3 years ago
7

Daniel runs laps every day at the community track. He ran 45 minutes each day, 5 days each week, for 12 weeks. In that time, he

ran 1,800 laps. What was his average rate in laps per hour?
Mathematics
1 answer:
gizmo_the_mogwai [7]3 years ago
5 0

1800 laps in 12 weeks

1800/12 = 150 laps in 1 week

150/5 = 30 laps a day

30 laps in 45 minutes

x laps in 60 minutes

x = (30*60)/45 = 40 laps per hour

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VLD [36.1K]
Hope this helps 
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6 0
3 years ago
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Minchanka [31]

-1/3x-4/3y=2

1/3x-2/3y=4

First realize that the coefficient of x is -1/3 and 1/3 which can be eliminated with addition

Adding the two equations together gets

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Simplify

-2y=6

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Substitute back into original equation

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Answer

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Check answer

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Done!

5 0
2 years ago
You invested $1,200 in a mutual fund. Your account now has a value of $1,333. what was your gain?
OleMash [197]
You have invested 1200 dollars in your mutual fund and now gained 1333 dollars. First let's solve how much money added to your investment.
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7 0
3 years ago
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dexar [7]

Answer:

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Step-by-step explanation:

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2 years ago
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8 0
3 years ago
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