Alright, lets get started.
Jim was thinking of a number.
Suppose the number Jim was thinking, is x.
Jim adds 20 to it means number will be =
And Jim doubles it, means
Jim gets 99.2 and as per us, he gets
So, making them equal
Subtracting 40 in both sides
It means the original number is 29.6. : Answer
Hope it will help :)
