Hamza can do a work in 15 days and Aslam in 12 days. If they work on it together for 4 days, the fraction of work that is left is________?
- 2/5
- 3/5
- 4/7
- 1/5
- 1/4
Explanation
Part of work completed by Hamza in a day = 1/15 Part of work completed by Aslam in a day = 1/12 Part of work completed by them in a day = (1/15)+(1/12) = 3/20 Part of work completed by them in 4 days = (3/20)*4 = 3/5 Fraction of work left
= 1-(3/5)
= 2/5
Related MCQs
- 20
- 19
- 18
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- 220
- 240
- 260
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- 14 days
- 10 days
- 20 days
- None of these
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- Factor
- HCF
- LCM
- None of these
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- Always a prime number
- Always a perfect square
- Always even
- Always divisible by 3
اس سوال کو وضاحت کے ساتھ پڑھیں
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