2 years ago

a stack of 4 books weigh 5.2 pounds if each book weighs the same amount then how much does each book weigh

Mathematics

1 answer:

statuscvo [17]2 years ago

8 0

Answer:

1.3 pounds

Step-by-step explanation:

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Erika worked 14 hours last week and 20 hours this week. If she earns $9 per hour, how much did she earn during these two weeks?

ozzi

we know that

Erika earns $\$9$ per hour

By proportion

Find how much she earn during the total hours of two weeks

The total hours of two weeks is equal to

$14+20=34\ hours$

$\frac{9}{1} \frac{\$}{hour} =\frac{x}{34} \frac{\$}{hours} \\ \\x=34*9 \\ \\x=\$306$

therefore

<u>the answer is</u>

$\$306$

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riadik2000 [5.3K]

518 + 372

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Step-by-step explanation:

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