The mass of a container with 5 mini-helicopters is 16.46 kg.
Each mini-helicopter weighs 1.45 kg.
- What is the mass of the empty container?
- What is the mass of 8 empty containers?
(a)
Mass of 5 mini-helicopters
= 5 x 1.45
= 7.25 kg
Mass of the empty container
= 16.46 - 7.25
= 9.21 kg
(b)
Mass of 8 empty containers
= 8 x 9.21
= 73.68 kg
Answer(s): (a) 9.21 kg; (b) 73.68 kg