18-03-2020
Mathematics

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Greg practiced playing his clarinet for 12 minutes. He has practiced 40% of the amount of time he needs to practice today. How many more minutes does Greg have to practice?

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27-03-2020

Answer:

Greg has to practice 20 more minutes.

Step-by-step explanation:

1-0.4=0.6

12/0.6=20

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