The graph shows the mass of 6 children in kilograms.
- Who is three times as heavy as Vaidev? Give the first letter of the answer. (Eg Apple = A)
- What is the total mass of the 3 heaviest children?
(a)
Mass of the 6 children
Fred: 40 kg
Vaidev: 23 kg
Brandon: 28 kg
Dylan: 53 kg
Ethan: 69 kg
Luke: 17 kg
Mass of a child to be 3 times as heavy as Vaidev
= 23 x 3
= 69 kg
The child who is 3 times as heavy as Vaidev = Ethan = E
(b)
Mass of the three heaviest children
= 40 +53 + 69
= 162 kg
Answer(s): (a) E; (b) 162 kg