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Start learning 50% faster. Sign in nowRatio of efficiency of P, Q & R = 4 : 3 : 8 So, let total work = (4x + 3x + 8x) × 5 = 75x unit Required days = 75x × 2/3 × 1/4x = 12.5 days
P, Q and R can do some work in 11 days, 20 days and 55 days respectively. In how many days can the work be done, if P gets the assistance of Q and R on ...
A and B together can complete a piece of work in 10 days. A alone can complete the work in 15 days. How many days will B take to complete the work alone?
A and B are capable of completing a project individually in 40 days and 50 days, respectively. Initially, A and B collaborated on the project, and after...
"'Mahesh' is 40% less efficient than 'Neeraj.' 'Neeraj' takes 30 days fewer than 'Mahesh' to finish the same work. Find the time taken by 'Neeraj' to fi...
'Sita' can complete some work alone in 20 days. 'Geeta' is twice as efficient as 'Reeta' and three times as efficient as 'Sita'. If 'Sita' and 'Reeta' s...
If a task can be completed by either 10 boys or 12 girls in 10 days, how long will it take for a team of 5 boys and 2 girls worki...
P alone can finish a piece of work ‘M’ in 5 days while Q takes 3 days to finish it alone. P, Q and R working together can finish the work ‘N’ wh...
A and B together, B and C together and A and C together can complete a piece of work in 12 days, 11 days and 9 days respectively. Find the ratio ...
‘A’ can complete a work in 20 days and is 20% more efficient than ‘B’. ‘A’ and ‘B’ start the work together, but ‘A’ leaves after 10 ...
