A container full of water weighs 20 kg. If one-fourth of the container is full of water, it weighs 8 kg. What is the weight of the empty container ?

A container full of water weighs 20 kg. If one-fourth of the container is full of water, it weighs 8 kg. What is the weight of the empty container ?

A 2

B 3

C 4

D 8

Solution

Correct Answer: Option C

Solution:

3/4 = 12 kg 1 part = 16 kg then 20 - 16 = 4 kg.