In each of the following questions , a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series .
1,5,25,125,?,?,?.

Options

A. `245, 485, 965`
B. `225,325,425`
C. `625,3225,15605`
D. `625,3125,15625`

Answer

D

Explanation

`1 xx 5 = 5`
`5 xx 5 = 25`
`25 xx 5 = 125`
`125 xx 5 = 625`
`625 xx 5 = 3125`
`3125 xx 5 = 15625`.