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Anarel [89]
3 years ago
6

A student said that 42% of 78 is 45. Is this answer reasonable? Explain.

Mathematics
1 answer:
hoa [83]3 years ago
6 0

Answer:

nope

Step-by-step explanation:

.42*78 is 32.76, not 45

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Please help me with 5-7
mixer [17]
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subtract 12 from both sides to isolate the 'y'

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since '2y' is multiplication, the opposite is division. divide by 2 to isolate the 'y'. doing so will flip the < sign to make it >.

y > 15

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Add the $125 back in that her employer took out and you can find how much she earned that week, it's $330. Divide $330 by $15 to find that she worked a minimum of 22 hours that week.

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15h=330

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plug 22 in to the equation 15h-125=205 to check your answer
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I can't help you with the last one. Best of luck though man and god bless.


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3 years ago
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