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lisabon 2012 [21]

3 years ago

15

Deandra is doing her math homework. Out of 24 problems total, she completed the first 12 problems in 1 hour and the last 12 prob

lems in 3 hours. What is the unit rate for all 24 problems?
4 problems per hour
6 problems per hour
8 problems per hour
12 problems per hour

1 answer:

Digiron [165]3 years ago

6 0

Answer:

6 problems per hour

Step-by-step explanation:

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First 8 is added to me , then j am multiplied by 6.then 40 is subtracted from me .Finally I am divided by 10. The result is 11.

alexdok [17]

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17 is the number.

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Answer:

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Step-by-step explanation:

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