5 Pandavas can do a work in 18 days, 4 Kauravas can do the same work in 30 days. Now, in how many total days the total work be finished if 1 Panadva and 1 Kaurava working together?

- Chacha and Bhatija can complete a work in 48 days. In how many days Chacha alone does the 2/3
^{rd}of the total work if they start working together after 40 days Chacha left the work, work is completed in 52 days. - A does 1/2 work and B does 3/4 work in the same time. Difference between number of days taken by A and B to work alone to complete the work individually is 4 days. How many days will B take to complete the work?
- ‘n’ men working 16 hours a day can complete a work in 10 days while (2n – 4) men working 10 hours a day can complete the same work in 9 days. In how many days can (n + 6) men working 12 hours a day complete the same work?
- A pipe can fill a tank in 20 hours, and B pipe can drain a tank in 15 hours. If a system of N pipes (fill pipes and drain pipes put together) can fill the tank in exactly 6 hours, which of the following are possible values of N (More than one option could be correct)? (1) 12 (2) 15 (3) 22 (4) 25
- A and B can complete a work together in 32 days. If A alone can complete one-fourth of the work in ‘x’ days and remaining work is completed by B alone in 6x days, then find the value of x.
- A is twice efficient as B and B can do a piece of work in 40 days. B started the work and after a few days A joined him. They completed the work in 32 days. From the starting, for how many days they worked together?
- Efficiency of A and B are in the ratio of 2 : 3. If both can do a work together in 60 days. Find out how much days A will take to complete the work alone?
- A and B working together, can do a piece of work in 4(1/2) hours. B and C working together can do it in 3 hours. C and A working together can do it in 2(1/4) hours. All of them begin the work at the same time. Find how much time they will take to finish the piece of work?
- If 15 women or 18 men or 12 boys can do a piece of work in 18 days of 10 hours each, find how many boys assisted by 5 women and 6 men will finish the same work in 20 days of 6 hours each.
- A man’s average income for the first 3 months is 12% of his total income. For the next 6 months the average monthly income was Rs. 25,400. His total income for the remaining months is Rs. 60,000.16 more than during first 3 months. If the person saved Rs. 64,500 in a year, find his expenditure during the year?

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