Question

Find the next number in the given number series?

6, 6, 12, 36, 144, 720, ?
A) 4320
B) 3547
C) 2154
D) 1765

Answer 1

A ) 4320
because,
In first no. addition is 6 6=6
In second no. addition is 6. 6=6
In third no. addition is 3 1+2=3
In fourth no. addition is 9 3+6=9
In fifth no. addition is 9 1+4+4=9
In sixth no. addition is 9. 7+2+0=9
so, we want such no. shoes addition is in table of 3.
ans.-A)4320