P works twice as fast as Q . If Q can complete a work in 12 days independently , the number of days in which P and Q can together finish the work is:
Created: 5 years ago |
Updated: 3 years ago
best des
Q এর সময় লাগে = 12 দিন
P এর সময় লাগে = 12/2 = 6 দিন
কাজটি দুজনে একত্রে করলে মোট সময় লাগে
= 12 × 6 / 12 + 6 = 72 /18 = 4 দিন।
Md Azizur Rahman
Founder of Satt
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