Helen can write 15 postcards in one hour, while Kate can write 20 postcards. How much longer would Helen take to write 300 postcards than Kate? hours

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asked Feb 16, 2023 34.4k views

4 votes

Helen can write 15 postcards in one hour, while Kate can write

20 postcards. How much longer would Helen take to write 300
postcards than Kate?
hours

Physics
high-school

Michel Jung asked

by Michel Jung

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1 Answer

8 votes

Answer:5 hours

Step-by-step explanation:

300 divided by 20 = 15

300 divided by 15 = 20

the difference is 5

Tomo answered Feb 21, 2023

by Tomo

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