The graph shows the mass of 6 children in kilograms.
- Who is four times as heavy as Wesley? 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
Sean: 52 kg
Xavier: 45 kg
Vaidev: 88 kg
Zane: 70 kg
Wesley: 22 kg
Elijah: 28 kg
Mass of a child to be 4 times as heavy as Wesley
= 22 x 4
= 88 kg
The child who is 4 times as heavy as Wesley = Vaidev = V
(b)
Mass of the three heaviest children
= 52 + 88 + 70
= 210 kg
Answer(s): (a) V; (b) 210 kg