The graph shows the mass of 6 children in kilograms.
- Who is four times as heavy as Tim? 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
Wesley: 59 kg
Riordan: 44 kg
Andy: 180 kg
Vincent: 68 kg
Tim: 45 kg
Luke: 29 kg
Mass of a child to be 4 times as heavy as Tim
= 45 x 4
= 180 kg
The child who is 4 times as heavy as Tim = Andy = A
(b)
Mass of the three heaviest children
= 59 + 180 + 68
= 307 kg
Answer(s): (a) A; (b) 307 kg