MBA Exam

f(x)+f(y) = f(x+y) and f(8) = 32. then find f(36). [x and y are non-negative integers]

1) 72
2) 108
3) 144
4) 180

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MBA Other Question

Whenever Rakesh, a shop owner, sees Rajesh coming to his shop, he increases the price of each item by 34.44% because Rajesh has a habit of bargaining to take 10% extra quantity and pay only 90% of amount quoted for marked price. How much profit does Rakesh earn in doing this?(solution please)

1) 8%
2) 9%
3) 10%
4) 11%
f (x) = (x âˆ’ a)^3 + (x âˆ’ b)^3 + (x âˆ’ c)^3 , a < b < c.The number of real roots of f (x) = 0 is

1) 3
2) 2
3) 1
4) 0