The graph shows the mass of 6 children in kilograms.
- Who is two times as heavy as Archie? 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
Ethan: 20 kg
Cole: 13 kg
Archie: 10 kg
Sean: 33 kg
Riordan: 34 kg
John: 20 kg
Mass of a child to be 2 times as heavy as Archie
= 10 x 2
= 20 kg
The child who is 2 times as heavy as Archie = Ethan = E
(b)
Mass of the three heaviest children
= 20 + 33 + 34
= 87 kg
Answer(s): (a) E; (b) 87 kg