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A can finish a work in 18 days and B can do the same work in half the
time taken by A. Then,working together, what part of the same work they can finish
in a day?

A+B=1/6
A+B=5/6
A+B=1/4
A+B=2/3
Explanation:

Given that B alone can complete the same work in days = half the time
taken by A = 9 days
As one day work = 1/18
Bs one day work = 1/9
(A+B)s one day work = 1/18+1/9 = 1/6

Additional Questions

A is twice as good a workman as B and together they finish a piece of
work in 18 days.In how many days will A alone finish the work.

Answer

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How many days does B alone take to do the same job?

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in 6 days of 7 hours each. How long will they take to do it working together 8 2/5
hours a day?

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of work. Working together they can finish the work in 2 days. B can do the work
alone in ?

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respectively at intervals of 6,7,8,9 and 12 seconds.
How many times they will toll together
in one hour, excluding the one at the start?

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working 8 hours a day can do it in how many days?

Answer

If 34 men completed 2/5th of a work in 8 days working 9 hours a day.
How many more man should be engaged to finish the rest of the work in 6 days
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If 5 women or 8 girls can do a work in 84 days. In how many days can
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Worker A takes 8 hours to do a job. Worker B takes 10 hours to do the
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A can finish a work in 18 days and B can do the same work in half the
time taken by A. Then,working together, what part of the same work they can finish
in a day?

Answer
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