Question

Fresh fruit contains 68% water and dry fruit contains 20% water. How much pure glycerin should be

added to it so as to during down the percentage of impurity to 5%?​

Answer 1

Answer:

Quantity of pulp in 100kg of fresh fruits=(100-68)% of 100kg=32kg.

Let x be the quantity of dry fruit obtained.

then (100-20)% of x=32

⇒

100

80x

=32

⇒x=

80

32×100

⇒x=40Kg.