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How many questions do you have to get right out of 30 to get 70%?
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How many questions do you have to get right out of 30 to get 70%?

User Veton
by
8.5k points

1 Answer

3 votes
30 100
x 70

x= (30*70)/100=21

User Griselda
by
8.2k points
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