Advertisements
Advertisements
प्रश्न
Choose the most appropriate option
‘A’ and ‘B’ complete a work in 12 days, ‘B’ and ‘C’ in 8 days and ‘C’ and ‘A’ in 16 days. ‘A’ left after working for 3 days. In how many days more will ‘B’ and ‘C’ finish the remaining work?
विकल्प
`3 3/4`
`4 3/4`
`6 5/6`
`7 3/4`
Advertisements
उत्तर
`4 3/4`
Explanation:
A, B, and C together can do work in
`=(2xx12xx8xx16)/(12xx8+8xx16+16xx12)`
`=96/13` days
Work is done by all in 3 days`=13/96xx3=39/96`
∴ Remaining work`=1-39/96=57/96`, which is to done by B and C.
∴ B and C can do the remaining work in `57/96xx8`
∴`57/12=4 3/4` days.
APPEARS IN
संबंधित प्रश्न
A tank is connected to three pipes – Pipe A, B, and C. Pipe A can fill the tank in 6 hours, B can fill the tank in 8 hours and Pipe C can empty the full tank in 12 hours. How much time will it take to fill the tank completely if all three pipes are working together?
Solve the following question and mark the best possible option.
It takes 8 people working at equal rates to finish work in 96 days. How long will 6 workers take to finish the same work?
A group of workers accepted to do a piece of work in 25 days. If 6 of them did not turn up for the work and the remaining workers did the work in 40 days, then the original number of workers was
A can do a piece of work in 20 days and B can do the same work in 15 days. How long will they take to finish the work, if both work together?
4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days, will 10 women complete it?
A and B can together finish work in 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work. In how many days, A alone can finish the work?
A takes twice as much time as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in:
Ravi and Kumar are working on an assignment. Ravi takes 6 hours to type 32 pages on a computer, while Kumar takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages?
A. B and C together can complete a piece of work in 30 minutes. A and B together can complete the same work in 50 minutes. C alone can complete the work in ______.
26 men can complete a piece of work in 17 days. How many more men must be hired to complete the work in 13 days?
