Box W is 4 times as heavy as Box X. Box Y is 6.54 kg heavier than Box X. The total mass of Box W and Box X is 54 kg.
- What is the mass of Box X?
- What is the mass of Box Y?
(a)
Mass of Box X = 1 u
Mass of Box W
= 4 x 1 u
= 4 u
Mass of Box Y = 1 u + 6.54
Total mass of Box W and Box X
= 1 u + 4 u
= 5 u
5 u = 54
1 u = 54 ÷ 5 = 10.8
Mass of Box X
= 1 u
= 10.8 kg
(b)
Mass of Box Y
= 1 u + 6.54
= 10.8 + 6.54
= 17.34 kg
Answer(s): (a) 10.8 kg; (b) 17.34 kg