The graph shows the mass of 6 children in kilograms.
- Who is three times as heavy as Sean? 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
Mark: 68 kg
Sean: 26 kg
Warren: 33 kg
Xavier: 53 kg
Ryan: 78 kg
Owen: 32 kg
Mass of a child to be 3 times as heavy as Sean
= 26 x 3
= 78 kg
The child who is 3 times as heavy as Sean = Ryan = R
(b)
Mass of the three heaviest children
= 68 +53 + 78
= 199 kg
Answer(s): (a) R; (b) 199 kg