Container Q is 4 times as heavy as Container R. Container S is 7.15 kg heavier than Container R. The total mass of Container Q and Container R is 54 kg.
- What is the mass of Container R?
- What is the mass of Container S?
(a)
Mass of Container R = 1 u
Mass of Container Q
= 4 x 1 u
= 4 u
Mass of Container S = 1 u + 7.15
Total mass of Container Q and Container R
= 1 u + 4 u
= 5 u
5 u = 54
1 u = 54 ÷ 5 = 10.8
Mass of Container R
= 1 u
= 10.8 kg
(b)
Mass of Container S
= 1 u + 7.15
= 10.8 + 7.15
= 17.95 kg
Answer(s): (a) 10.8 kg; (b) 17.95 kg