The graph shows the mass of 6 children in kilograms.
- Who is four times as heavy as Ian? 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
Harry: 51 kg
Bryan: 23 kg
Pierre: 164 kg
Ethan: 56 kg
Ian: 41 kg
Julian: 25 kg
Mass of a child to be 4 times as heavy as Ian
= 41 x 4
= 164 kg
The child who is 4 times as heavy as Ian = Pierre = P
(b)
Mass of the three heaviest children
= 51 + 164 + 56
= 271 kg
Answer(s): (a) P; (b) 271 kg