Container C is 4 times as heavy as Container D. Container E is 5.71 kg heavier than Container D. The total mass of Container C and Container D is 79 kg.
- What is the mass of Container D?
- What is the mass of Container E?
(a)
Mass of Container D = 1 u
Mass of Container C
= 4 x 1 u
= 4 u
Mass of Container E = 1 u + 5.71
Total mass of Container C and Container D
= 1 u + 4 u
= 5 u
5 u = 79
1 u = 79 ÷ 5 = 15.8
Mass of Container D
= 1 u
= 15.8 kg
(b)
Mass of Container E
= 1 u + 5.71
= 15.8 + 5.71
= 21.51 kg
Answer(s): (a) 15.8 kg; (b) 21.51 kg