TIME AND WORK
1/10
+ 1 , - 0.25

QUESTION 1.

RAJ  and RAJA can separately do a piece of work in 20 and 15 days respectively. They worked together for 6 days, after which RAJA  was replaced by RATUL. If the work was finished in next 4 days, then the number of days in which RATUL alone could do the work will be :

 

QUESTION PALLET

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