The graph shows the mass of 6 children in kilograms.
- Who is four times as heavy as Archie? 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
John: 63 kg
Bobby: 40 kg
Fabian: 84 kg
Warren: 53 kg
Archie: 21 kg
Ken: 35 kg
Mass of a child to be 4 times as heavy as Archie
= 21 x 4
= 84 kg
The child who is 4 times as heavy as Archie = Fabian = F
(b)
Mass of the three heaviest children
= 63 + 84 + 53
= 200 kg
Answer(s): (a) F; (b) 200 kg