Question

Complete the series..........


5 , 6 , 9 , 15 , ____ , 40


PLEASE answer ASAP......

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Answer 1

Answer:

5, 6, 9, 15, , 40

The pattern is + 1, + 3, + 6,... i.e. + 1, + (1 + 2), + (1 + 2 + 3),...

.'. Missing number = 15 + (1 + 2 + 3 + 4) = 25.

Answer 2

Answer:

the missing number is 25.