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
Vincent: 66 kg
Sean: 21 kg
Peter: 17 kg
Michael: 57 kg
Julian: 63 kg
Eric: 20 kg
Mass of a child to be 3 times as heavy as Sean
= 21 x 3
= 63 kg
The child who is 3 times as heavy as Sean = Julian = J
(b)
Mass of the three heaviest children
= 66 +57 + 63
= 186 kg
Answer(s): (a) J; (b) 186 kg