Age of a man was 25th of the age of the tree in his housing complex. The tree was 90 years old. If the man's age multiplied by a number x equals 180, then find x.
5
Given: Age of the tree = 90 years
Then, as per the question,
Age of the man = 25× 90 = 36 years
Also,
36×x=180
⟹x=18036=5