Question
24 men can complete a task in 16 days. 32 women can
complete the same task in 24 days. 8 men and 8 women start working together and work for 8 days. How many more men are required to complete the remaining work in 4 days?Solution
Given: 24 men β 16 days β total work = 384 man-days 32 women β 24 days β total work = 768 woman-days So, 1 man = 2 women Work done by 8 men + 8 women in 8 days 8 women = 4 men β total = 8 + 4 = 12 men Work = 12 Γ 8 = 96 man-days Remaining work Total = 384 man-days Done = 96 Left = 384 β 96 = 288 man-days Men needed to finish in 4 days 288 Γ· 4 = 72 men Already have 8 men β Extra men = 72 β 8 = 64
There are three content creators, 'P,' 'Q,' and 'R.' Creator 'P' can produce 32 short videos in 8 minutes, creator 'Q' takes 6 minutes to create 36 shor...
'C' can complete a work in 18 days whereas 'D' can do the same work in 30 days.They started working together but 'C' worked with 60% of his efficiency w...
- Aman can finish a task in 9 days while Rohan can finish it in 18 days. They together earn Rs. 27,000 for the task. What is Rohanβs share?
X, Y and E can do piece of work in 24, 30 and 40 days respectively. All three began to work together but X and Y left 6 and 8 days respectively before c...
A buffalo alone can plough field βAβ in 50 days. A Bull alone can plough the field βAβ in 75 days. Find the number of days taken by 1 bulls and ...
- βPβ and βQβ together can finish a task in 15 days while βQβ alone can do it in 25 days. If the ratio of efficiencies of βPβ and βRβ is ...
A can complete a work in 18 days. B takes 6 days less than A to complete the same work. In how many days can both of them together complete 50% of the w...
P and Q can complete a piece of work individually in 12 days and 20 days, respectively. They start working together, but after 6 days, Q leaves the work...
- 8 men working for 5 hours a day can complete a work in 28 days. If 16 women are employed to work, then find how many hours a day they have to work to compl...
Amin, Basha and Cheez can do a piece of work in 90, 40 and 12 days respectively. But they decide. That a single person will work in a day and receive Rs...