mevlane mevlane

20-04-2017
Mathematics

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a can has 50 marbles in it. Every hour, 7 marbles are taken out.After 4hours, how many marbles are left in the can?

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Аноним Аноним

20-04-2017

7×4=28

now subtract:

50-28=22

there are 22 marbles left in the can

hope this helped

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