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
Ken: 60 kg
Jack: 19 kg
Rael: 11 kg
Ethan: 69 kg
Tim: 57 kg
Perry: 28 kg
Mass of a child to be 3 times as heavy as Jack
= 19 x 3
= 57 kg
The child who is 3 times as heavy as Jack = Tim = T
(b)
Mass of the three heaviest children
= 60 +69 + 57
= 186 kg
Answer(s): (a) T; (b) 186 kg