MBA Exam

If the roots of the eqn (x-1) (x sq + x + 3) = 0 are p,q,r what is the value of p cube + q cube + r cube? Solution pls

1) 9
2) 1
3) 8
4) NOT

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MBA Other Question

If p, q, r, s and t are distinct natural numbers such that p + q + r + s + t = 55 and p2 + q2 + r2 + s2 + t2 = Z. What can be the value of â€˜Zâ€™

1) 615
2) 2055
3) 3055
4) 1050
5) more than one value
what is the value of

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