Question

A mixtue of salt and water Content 15% Salt
30 L of water evaporated from the mixture therefore
the straight of salt
becomes 25%. then find
original quality of mixture
​

Answer 1

Answer:

Let, Quantity of original solution = 100x

Then quantity of salt = 15x

When 30kg of water is evaporated then total quantity= 100x -30

But quantity of salt will remain same and now quantity of salt is 20% of original quantity

(100x -30)*1/5 = 15x

X = 120 kg