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Q) Dev completed the school project in 20 days. How many days will Arun take to complete the same work if he is 25% more efficient than Dev? a) 10 days b) 12 days c) 16 days […]
Q) Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is: a) 15 days b) 16 days c) 18 days
Q) A works twice as fast as B. If B can complete a work in 12 days independently, the number of days in which A and B can together finish the work in : a) 4 days b) 6 days c) 8
Q) A takes twice as much time as B or thrice as much time as C to finish a piece of work. Working together, they can finish the work in 2 days. B can do the work alone in: a) 4 days b) 6 days
Q) A machine P can print one lakh books in 8 hours, machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines are started at 9 A.M. while machine P is closed at 11 A.M. and the remaining two machines complete
Q) A can finish a work in 24 days, B in 9 days and C in 12 days. B and C start the work but are forced to leave after 3 days. The remaining work was done by A in: a) 5 days b) 6 days
Q) A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in : a) 8 days
Q) A does 80% of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to do the whole work? a) 23 days b) 37 days
Q) A, B and C can complete a piece of work in 24, 6 and 12 days respectively. Working together, they will complete the same work in: a) 1/24 days b) 7/24 days c) 3 3/7 days
Q) Ravi and Kumar are working on an assignment. Ravi takes 6 hours to type 32 pages on a computer, while Kumar takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages? a) 7 hours 30 minutes