Question

A number consist of three digits, the right- hand digit being zero.If the left hand and the the middle digits be interchanged the number is deminished by 180 . If the left hand digit be halved and the middle and right hand digits be interchanged the number deminished by 454 .Find the number​

Answer 1

Answer:

The number is 860.

proof:

1)860-680=180

2)860-406=454

Refer my solution photo to understand it

& the concept on which this question depends is:Any three digit no. xyz can be written as

xyz=x×100+y×10+z

example:123=1×100+2×10+3

i hope u got my point :)