Number Puzzle #121
Number Puzzle #121
If 3/20=1/10+1/20
3/5=1/5+1/5+1/5
Then, 7/10=????
Ans.7/10=1/5+1/2
How?
Trick is to make dividend as 1. so we should try to write 7/10 as 1/x + 1/y + 1/z …..
How?
Trick is to make dividend as 1. so we should try to write 7/10 as 1/x + 1/y + 1/z …..
we can easily see that x = 5, y = 2 will be enough.
