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Please help! It says- A machine takes 4.0 hours to make 8 parts. At that rate, how many parts can the machine make in 31.0 hours? Anybody want to explain it to me?
12 years ago

Answers

Ms. Sue
One way to solve this is with a proportion.

8/4 = x/31

Cross multiply and solve for x.

4x = 248

x = 248/4

x = 62 parts

12 years ago
Lizzy
Thank you Ms. Sue! I appreciate it!
12 years ago
Ms. Sue
You're welcome, Lizzy.

12 years ago

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