MBA Exam

If 1 lies between the roots of the equation y2 - my + 1 = 0 and [x] denotes the greatest integer less than or equal to x, then

1) 0
2) 1
3) 2
4) not

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MBA Other Question

Say you select a positive multiple of 144 randomly , what is probability that the number is divisible by 18^2?

1) 1/6
2) 2/9
3) 1/3
4) 1/9
A trader cheats both his supplier and customer by using faulty weights.when he buys from the supplier,he takes 10% more than the indicated weight.when he sells to his customer,he gives 10% less than the indicated weight.if he sells at cost price(that is charges the c.p. of the indicated weight),what is the profit per.?pl. provide sol.

1) 20%
2) 10%
3) 11 1/9%
4) 22 2/9%