Box S is 4 times as heavy as Box T. Box U is 7.45 kg heavier than Box T. The total mass of Box S and Box T is 73 kg.
- What is the mass of Box T?
- What is the mass of Box U?
(a)
Mass of Box T = 1 u
Mass of Box S
= 4 x 1 u
= 4 u
Mass of Box U = 1 u + 7.45
Total mass of Box S and Box T
= 1 u + 4 u
= 5 u
5 u = 73
1 u = 73 ÷ 5 = 14.6
Mass of Box T
= 1 u
= 14.6 kg
(b)
Mass of Box U
= 1 u + 7.45
= 14.6 + 7.45
= 22.05 kg
Answer(s): (a) 14.6 kg; (b) 22.05 kg