The graph shows the mass of 6 children in kilograms.
- Who is four times as heavy as Oliver? 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
Ethan: 54 kg
Jenson: 38 kg
Wesley: 132 kg
Xavier: 68 kg
Oliver: 33 kg
Zane: 27 kg
Mass of a child to be 4 times as heavy as Oliver
= 33 x 4
= 132 kg
The child who is 4 times as heavy as Oliver = Wesley = W
(b)
Mass of the three heaviest children
= 54 + 132 + 68
= 254 kg
Answer(s): (a) W; (b) 254 kg