GJ Police PC · Quantitative Aptitude
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Time and Work
Work efficiency, joint work and pipes-and-cisterns.
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Take a full mock →Q1 · Time and Work · EASY
A can complete a work in 12 days and B can complete the same work in 18 days. If both work together, in how many days will they complete the work?
Q2 · Time and Work · MEDIUM
15 men can complete a work in 20 days. After 10 days, 5 more men joined them. In how many more days will the work be completed?
Q3 · Time and Work · MEDIUM
A pipe can fill a tank in 30 minutes and another pipe can empty it in 45 minutes. If both pipes are opened together when the tank is empty, in how many minutes will the tank be full?
Q4 · Time and Work · MEDIUM
A can complete a work in 15 days and B can complete the same work in 20 days. If they work together, in how many days will the work be completed?
Q5 · Time and Work · MEDIUM
A and B together can complete a work in 12 days. A alone can do it in 20 days. In how many days can B alone complete the work?