The graph shows the mass of 6 children in kilograms.
- Who is three 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
Tim: 54 kg
Charlie: 30 kg
Peter: 123 kg
Ken: 59 kg
Archie: 41 kg
Seth: 33 kg
Mass of a child to be 3 times as heavy as Archie
= 41 x 3
= 123 kg
The child who is 3 times as heavy as Archie = Peter = P
(b)
Mass of the three heaviest children
= 54 + 123 + 59
= 236 kg
Answer(s): (a) P; (b) 236 kg