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skad [1K]
2 years ago
7

If David earns $8/hr. plus 1.5 times his normal rate for any hours over 40, then how many hours of overtime each week does he ne

ed to work on average if he needs to make at least $500 a week over the summer in order to save enough to go to college?
OPTIONS:
15 hr
38 hr
5 hr
55 hr
Mathematics
1 answer:
hodyreva [135]2 years ago
8 0
55 hours 40 hours at $8 an hour equals $320 so then 15 hours which is the rest of the 55 hours at 12 an hour equals $180 and $320+$180=$500
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3 years ago
The area of a playground is 216 yd^2. The width of the playground is 6 yd longer than its length. Find the length and width of t
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Let the length of the playground be x, then the width is 6 + x.

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<u>Answer:</u>

2i\sqrt{3}

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x^2 + 12 = 0

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x^2 + 12 = 0

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x^2 = -12

Square root both sides of the equal sign.

x^2 = -12

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Take the square root on left sides of the equal sign.

\sqrt{x^2} = \sqrt{-12}

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Take the square root on the right side of the equal sign. Remember \sqrt{-1} = i

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<u>AND</u>

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Answer:

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Step-by-step explanation:

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