The graph shows the mass of 6 children in kilograms.
- Who is two times as heavy as Luke? 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
Rael: 38 kg
Tom: 17 kg
Luke: 19 kg
Warren: 33 kg
Nick: 36 kg
Ahmad: 22 kg
Mass of a child to be 2 times as heavy as Luke
= 19 x 2
= 38 kg
The child who is 2 times as heavy as Luke = Rael = R
(b)
Mass of the three heaviest children
= 38 + 33 + 36
= 107 kg
Answer(s): (a) R; (b) 107 kg