Quantitative Aptitude Test 36 Quantitative Aptitude – Test-41 Please enter your email: 1. If Ramesh, Suresh and Harish can do a piece of work in 15 days, 10 days and 6 days respectively, how long will they take to do it, if all the three work at it together ? 3(9 / 20) days 3(1 / 2) days 3 days 3(3 / 20) days 2. A and B can do a piece of work in 72 days ; B and C can do it in 7 days ; A and C can do it in 90 days. In what time can A alone do it ? 150 days 80 days 120 days 100 days 3. A and B can do a piece of work in 5 days ; B and C can do it in 7 days ; A and C can do it in 4 days. Who among these will take the least time if put to do it alone ? C B Data inadequate A 4. A and B can do a piece of work in 18 days ; B and C can do it in 24 days ; A and C can do it in 36 days. In how many days can they do it all working together ? 16 12 13 26 5. If A, B and C together can finish a piece of work in 4 days ; A alone can do it in 12 days and B in 18 days, then C alone can do it in : 14 days 9 days 16 days 21 days 6. A can do a certain job in 12 days. B is 60% more efficient than A. The number of days, it takes B to do the same piece of work, is : 8 6 6(1 / 4) 7(1 / 2) 7. A can do certain job in 25 days which B alone can do in 20 days. A started the work and was joined by B after 10 days. The number of days taken in completing the work was : 16(2 / 3) 14(2 / 9) 12(1 / 2) 15 8. A is twice as good a workman as B and together they finish a piece of work in 14 days. The number of days taken by A alone to finish the work, is : 11 42 21 28 9. A is thrice as good a workman as B and takes 10 days less to do a piece of work than B takes. B alone can do the whole work in : 12 days 20 days 15 days 30 days 10. A can do a piece of work in 14 days which B can do in 21 days. They begin together but 3 days before the completion of the work, A leaves off. The total number of days to complete the work is : 13(1 / 2) 6(3 / 5) 10(1 / 5) 8(1 / 2) Loading … Question 1 of 10 Previous PostInternational Current Affairs 4 Next PostAntonym Test 46