The graph shows the mass of 6 children in kilograms.
- Who is two times as heavy as Brandon? 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
David: 34 kg
Peter: 25 kg
Brandon: 17 kg
Carl: 40 kg
Howard: 31 kg
Archie: 27 kg
Mass of a child to be 2 times as heavy as Brandon
= 17 x 2
= 34 kg
The child who is 2 times as heavy as Brandon = David = D
(b)
Mass of the three heaviest children
= 34 + 40 + 31
= 105 kg
Answer(s): (a) D; (b) 105 kg