next number of the sequence 7, 13, 10, 7, 22, ..... will be

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02 Jul 2011 next number

next number of the sequence 7, 13, 10, 7, 22, ..... will be

OPtion

1) 21
2) 24
3) 25
4) 28
5) 32
6) 49
7) 43
8) 45
9) 54
10) none of these

Solution

the power sequence of 7 is 7, 49, 343, 2401, 16807, 117649
on adding the digits of the numbers we get a sequence
7, 13, 10, 7, 22, 28
so 28 will be the answer.

Correct Option: 4 Best Solution (0)