MBA Exam

Ten points are selected on a plane ,such that no three of them are collinear. How many different straight lines can be formed by joining this points??

1) 54
2) 45
3) 90
4) 108

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MBA Other Question
If a natural Number N has more than 2 prime factors.what will be the minimum number of factors of N^3 ?

1) 64
2) 60
3) 66
4) None of the above.
 If Bf represents the number of bijective functions from S1 = {a, b, c, d, e} to S2 = {p, g, r, s, t} such thatf(c) ≠ t and f(e) ≠ p, what is the value of Bf?

1) 120
2) 84
3) 114
4) 78