The graph shows the mass of 6 children in kilograms.
- Who is three times as heavy as Seth? 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: 51 kg
Oliver: 12 kg
Seth: 17 kg
Billy: 38 kg
Albert: 32 kg
Ian: 16 kg
Mass of a child to be 3 times as heavy as Seth
= 17 x 3
= 51 kg
The child who is 3 times as heavy as Seth = Wesley = W
(b)
Mass of the three heaviest children
= 51 + 38 + 32
= 121 kg
Answer(s): (a) W; (b) 121 kg