The graph shows the mass of 6 children in kilograms.
- Who is four times as heavy as Fred? 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
Michael: 59 kg
Pierre: 42 kg
Ahmad: 148 kg
Daniel: 64 kg
Fred: 37 kg
Tommy: 24 kg
Mass of a child to be 4 times as heavy as Fred
= 37 x 4
= 148 kg
The child who is 4 times as heavy as Fred = Ahmad = A
(b)
Mass of the three heaviest children
= 59 + 148 + 64
= 271 kg
Answer(s): (a) A; (b) 271 kg