Maxine spent 15 hours doing her home work last week, this week she spent 18 hours doing homework she says that she spent 120% more time doing home work this week. Is she correct?

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asked Dec 27, 2019 234k views

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Maxine spent 15 hours doing her home work last week, this week she spent 18 hours doing homework she says that she spent 120% more time doing home work this week. Is she correct?

Mathematics
middle-school

Imanou Petit asked

by Imanou Petit

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Yes, as 20% of 15 is 3, which is how much longer she spent this week, added to the full 100% makes 120%

Tim Heap answered Dec 31, 2019

by Tim Heap

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