MBA Exam

If a4 + b4 + c4 = 338 and a2 + b2 + c2 = 26, then what can be the value of (a + b + c)?

1) -7
2) 7
3) 0
4) 10
5) 4

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MBA Other Question

A driver makes profit of 20% every trip carrying 3 passenger. Price of petrol is 30 per liter. Find % profit for same journey if petrol is 24 pl and no. of passenger is 4. (assume that revenue per passenger is same in both case).

1) 33.33
2) 65.66
3) 100
if N=3^a*3^b, a and b are any two integers whose range is from 1 to 6 what is the probability that N is a multiple of 729.

1) 5/18
2) 5/11
3) 13/18
4) none