1. A can do a work in 10 days. What is A’s 1 day work?
Ans: 1/10th
of work
2. Two people can do a work in 10 days. What is 1 day 1 man work?
Ans: Since it is
given as 2 people can do a work in 10 days, total work is 10 * 2 = 20 units of
work.
Therefore,
one day one man work = 1/total work = 1/20 units of work
3. Three men can do a work in 15 days. One man can do a work in how
many days?
Ans: Since it is
given as 3 people can do a work in 15 days, total work is 15 * 3 = 45 units of
work.
Therefore,
one man can complete the work in 45 days
4. One man one day work is 1/25. In how many days, can he finish the
work?
Ans: Number of days
required = 1/(1/25) = 25 days
The strength of a school is 825.24% of pupil are girls.Find the number of boys.
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