4 years ago

Kiley can complete 3 math problems in 1 1/4 hours. How many can she complete in one hour

Mathematics

2 answers:

posledela4 years ago

8 0

Answer:

2.4 math problems.

Step-by-step explanation:

3 math problems in 1 hour and 15 minutes.

Divide by 5. 3/5= 0.6

0.6 problems in 15 minutes.

2.4 problems in 1 hour.

How many math problems in one hour?

0.6 • 4= 2.4.

Sergio [31]4 years ago

7 0

3/(5/4) = x/1
x = 12/5 = 2.4 Problems/h

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