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Ali finished his history assignment in 1/4

hours. Then he completed his math assignment in 2/3
hours. What was the total amount of time Ali spent doing these two assignments?

User Aurel
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1 Answer

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(1)/(4) * 3 = (3)/(12) (2)/(3) * 4 = (8)/(12) \\ (3)/(12) + (8)/(12) = (11)/(12)
User Gkkirsch
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