Renu completed 2/3 part of her home work in 2 hours. How much part of her home work had she completed in 1 ¼ hours?
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2/3 part in 2 hours , so in 1 hour , it will be 2/3÷2 = 2/3 X 1/2 = 1/3 part of the homework , if it is 2/3 in a hour it'll be 1/3 ÷ 4 in a quarter(1/4 hour = 15mins) = 1/3 X 1/4 = 1/12 , so in 1 1/4 hour it'll be 1/3 + 1/12 (LCM= 3 X 12 = 36) = 12/36 + 3/36 = 15/36 = 5/12 .
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Answer: Renu completeted his 2/3 homework in 2 hours
Work she completes in 1 hour =2/3×1/2
= 1/3
Step-by-step explanation:
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