MBA Exam

A pedestrian having travelled from A to B found that if his rate had been one kmph quicker, he would have performed his journey in 1 and 1/2 hours less and if it has been one kmph slower, he would have taken 2 and 1/2 hours more to preform it.1. The distance from A to B is 1.12 km2. 20 km3. 26 km4. 30 km2. The rate at which, the pedestrian covered the distance is:

1) 2kmph
2) 3kmph
3) 4kmph
4) 6kmph
5) 7.5 kmph

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MBA Other Question
Consider the series: 1, 4, 7, 10, 13, .... In the first 300 numbers, how many numbers can be expressed as a difference of two perfect squares in atleast one way?

1) 275
2) 225
3) 235
4) 250
 first we increase the denominator of a positive fraction by 3 and then decrease it by5. the sum of the resulting fraction proves to be equal to 19/42. find the denominator of the fraction if its numerator is 2.

1) 7
2) 8
3) 12
4) 9