A and B undertake to do a piece of work for Rs. 200. A alone can do it in 6 days and B in 8 days. With the help of C they finish it in 3 days. How much is paid to C?

X

can do a piece of work in

24

days, while

Y

alone can do it in

16

days. With the help of

Z

they finish the work in

8

days.
Find in how many days

Z

can do the work alone?

A and B undertake to do a piece of work for Rs. 200. A alone can do it in 6 days and B in 8 days. With the help of C they finish it in 3 days.The amount of money paid to C is = Rs. ___

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Ajay and Vijay undertake to do a piece of work for Rs. 480. Ajay alone can do it in 75 days while Vijay alone can do it in 40 days. With the help of Pradeep, they finish the work in 25 days. How much should Pradeep get for his work?

The correct option is A Rs. 20Ajay's work in 25 days =2575=13 Vijay's work in 25 days =2540=58 Remaining work =1−13−58=124 This means Pradeep has done 124 of the work. So he should be paid 124 of the amount i.e., 480×124=Rs.20

Ajay and Vijay undertake to do a piece of work for Rs. $480.$ Ajay alone can do it in $75$ days while Vijay alone can do it in $40$ days. With the help of Pradeep, they finish the work in $25$ days. How much should Pradeep get for his work?