MBA Exam

A, B, C, D and E are five taps. The capacity of B is 2 times that of A and 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 the first case A, C and E act as input pipes and B and D act as output pipes. In the second case C, D and E act as input pipes and A and B act as output pipes. If A and D working together as input pipes can fill the tank in 4 hours, then what is the difference in time required to fill the tank in the first and second cases stated above?

1) 4.44 hrs
2) 3.33 hrs
3) 2.22 hrs
4) 1.11 hrs
5) 5.55 hrs

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MBA Other Question
X produces tomato puree by boiling tomato juice. The tomato puree has only 20% of water while tomato juice has 90% of water. How many liters of tomato puree will be obtained from 20 liters of tomato juice

1) 2
2) 2.4
3) 2.5
4) 6
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1) 54
2) 18
3) 30
4) indeterminate