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Sanjukta

· started a discussion

· 1 Months ago

Pipes and cistern

A, B, C, D and E are five taps. The capacity of B is 2 times that of A, the capacity of C is 3 times that of A. Capacities of D and E are 4 and 5 times that of A respectively. In first case A, C and E act as input pipes and B and D act as output pipes. In a second case, C, D, E act as input pipes and A and B act as output pipes. If A and B working together as input pipes can fill the tank in 4 hour, then what is the difference in the time required to fill the tank in the first and second case stated above ?
A- 4.44 hr
B- 3.33 hr
C- 2.22 hr
D- 1.11 hr
E- 2.67 hr

SURAJ

· commented

· 1 Months ago

E
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