MBA Exam

Basu sets off on his bike from Pune towards Mumbai,at a certain speed,intending to reach Mumbai at 11:00 a.m.After covering a certain distance,he realises that he would be able to cover only four fifths of the intended distance by 11:00 a.m.He, therefore increases his speed by 50% and reaches mumbai at 11:00 a.m.What fraction of the total distance did he cover at his initial speed?

1) 1/3
2) 3/8
3) 2/5
4) 1/2

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MBA Other Question

There is an empty conical tank(with its vertex facing downwards). A tap was opened into this tank, so as to fill it in a certain time. After, some time when the tank was full upto half its height, a leak was detected at the vertex and was immediately plugged. If the leak was detected exactly at the moment was the tank was supposed to be half full, then the time in which the leak alone can empty a full tank is how many times that in which the tap alone can fill the empty tank?

1) 4/3
2) 8/7
3) 3/2
4) None of these
A shop sells hamburgers which contain some of the following: meat burger, vegetable burger, lettuce, tomato, carrot, mayonnaise and tomato sauce. a. You must have a meat burger or a vegetable burger. b. You can have any number of other ingredients or none. c. If you have meat burger, you can also have tomato sauce, but not if you have a vegetable burger. d. If you have lettuce or tomato or both you can have mayonnaise but not otherwise.How many different hamburgers can be constructed according to these rules?

1) 7
2) 21
3) 42
4) 35