Question

B takes twice the time that of A and thrice the time that of C to finish the work. Working together they finish it in 24 days. In how many days A and B together can finish it.
A) 48
B) 45
C) 72
D) 66

Answer 1

Answer:

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The working capacity of B = 2 times the working capacity of A

B = 2 A

The working capacity of C= 2 times the working capacity of A

C = 3 A

Now, A + B+ C can finish 1 work 10 days

A + 2A+ 3A can finish 1 work 10 days

6 A can finish 1 work in 10 days

A cando 1work in 60 days

B can do 1 work in 12

time taken by A = 12*60 = 30 days

C can do 1 work in13timetakenbyA=13∗60=20days  ANS

Step-by-step explanation: