A is 30% more efficient than B. a can complete a work in 23 days. If A and B work together, how much time will it take to complete the same work?
A). 10 Days
B). 13 Days
C). 12 Days
D). 11 Days
A can finish a work in 24 days, B in 9 days and Dc in 12 days. B & C start the work but are forced to leave after 3 days. The remaining work done by A in-
A). 8 Days
B). 10 Days
C). 6 Days
D). 12 Days
A can finish a work in 18 days and B can do the same work in 15 days. B worked for 10 days and left the job. In how many days A alone can finish the remaining work?
A). 6 Days
B). 5 Days
C). 4 Days
D). 8 Days
A and B can do a work in 8 days. B and C can do the same work in 12 days. A , B and C together will do this work in -
A). 6 Days
B). 8 Days
C). 10 Days
D). 5 Days
A and B can do a work in 12 days, B and C in 15 days, C and A in 20 days. if A, B and C work together, In how many days they will complete the work?
A). 10 Days
B). 12 Days
C). 8 Days
D). 16 Days