Glucose solution is `25%` by weight of solution. Its per cent concentration by weight of solvent is

Options

A. `20%`
B. `25%`
C. `33.3%`
D. `16.66%`

Answer

C

Explanation

`(W_(1))/(W_(1)+W_(2))=0.25=(1)/(4)`
`:.(W_(1))/(W_(2))=(1)/(3)=0.33=0.33xx100=33.3%`