The graph shows the mass of 6 children in kilograms.
- Who is three times as heavy as Jack? 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
Paul: 40 kg
Jack: 23 kg
Tommy: 36 kg
Bobby: 50 kg
Ethan: 69 kg
Ian: 12 kg
Mass of a child to be 3 times as heavy as Jack
= 23 x 3
= 69 kg
The child who is 3 times as heavy as Jack = Ethan = E
(b)
Mass of the three heaviest children
= 40 +50 + 69
= 159 kg
Answer(s): (a) E; (b) 159 kg