What will come in place of the '?' in the given series. 88, 86, 95, 67, 132, ?

Question

1) ANN, CPP, ERR, ?
2) U, O, I, ?, A

Answer 1

6

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88, 86, 95, 67, 132, 6
88
88- (1^3+1)= 86
86 + (2^3 +1)= 95
95 - (3^3 +1)= 67
67 + (4^3 +1)=132
132 - (5^3+1)= 6