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A is twice as efficient as B. Together they finish a job in 12 days. How long would A take to do it alone?
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A is twice as efficient as B. Together they finish a job in 12 days. How long would A take to do it alone?
A, B and C can do a piece of work in 12, 18 and 9 days respectively. Working together, how long will they take to finish it?
A can finish a work in 24 days and B in 8 days. They work together for 3 days and then A leaves. In how many more days will B finish the remaining work?
A can do a piece of work in 26 days and B can do it in 19 days. In how many days will they finish it working together?
A can finish a work in 9 days and B in 9 days. They work together for 4 days and then A leaves. In how many more days will B finish the remaining work?