MBA Exam

Ajayâ€™s overall average
speed is 450/11 kmph. His speed over stretch X was 5/12th of his average speed over the stretches Y and
Z together. Find his speed over stretch X (in kmph)

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MBA Other Question

Let D be a decimal of the form, D = 0.0a1a2a1a2a1a2.., where digits a1 & a2 lie between 0 and 9. Then which of the following numbers necessarily produces an integer, when multiplied by D?

1) 18
2) 108
3) 1980
4) 208
Q. The probablity of a bomb hitting bridge is 0.5 and two direct hits are required to destroy it. Find the least number of boms required so that probablity of the bridge being destroyed is 0.9

1) 11
2) 10
3) 9
4) 8