A work is done by 30 workers not all of them have the same capacity to work. Every day exactly 2 workers, do the work with no pair of workers working together twice. Even after all possible pairs have worked once, all the workers together works for six more days to finish the work. Find the number of days in which all the workers together will finish the work?

A and B together can complete a particular task in 4 days. If A alone can complete the same task in 6 days, how many days will B take to complete the task if he works alone? 

P can complete a piece of work in thrice the time taken to complete Q and R together. If P and Q together can complete the work in $$ 9{3\over 5} $$ days and R alone complete in 16 days, then find the no of days taken to complete the work by P alone?

24 women take 14 days to complete a piece of work which can be completed by 14 men in 12 days. 18 men started working and after 5 days, 10 men left and 8 women joined them. How many days will it take them to complete the remaining work?

A can do a work in 36 days while B can do the same in 48 days. If A work for ‘x’ days while B work for ‘x+2’ days then one-third of the work is complete. Find the value of x.

Babulal can do a work in 36 days while Rajesh can do the same in 48 days. If Babulal  work for ‘x’ days while Rajesh work for ‘x+2’ days then one-third of the work is complete. Find the value of x.

Answer the following questions

A, B and C gets a total wage of Rs.3600 if they work together. A and B gets a total wage of Rs. 2800 if they work together and A alone gets Rs.1600. Find the efficiency ratio of A, B and C  

Answer the following questions

P, Q and R alone can complete a piece of work in 24, 36 and 18 days respectively. P started working, after 2 days R joins with them and Q joins with them after another 2 days, then find the no of days P, Q and R worked together.