MBA Exam

two circles both of radii 1 cm intersect such that the circumference of each one passes through the center of the other.find the area of the intersecting region..

1) pie/3 - (root3)/4
2) 2pie/3- (root3)/2
3) 3
4) cannot be determined

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MBA Other Question

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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
A
committee of 3 experts is to be selected out of a panel of 7 persons. Three of
them are engineers, three are managers and one is both engineer and manager. In
how many ways can the committee be selected if it must have at least one
engineer and one manager?

1) 33
2) 22
3) 11
4) 66