The graph shows the mass of 6 children in kilograms.
- Who is three times as heavy as Tim? 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
Vaidev: 42 kg
Tim: 24 kg
Japheth: 16 kg
Eric: 64 kg
Peter: 72 kg
Michael: 25 kg
Mass of a child to be 3 times as heavy as Tim
= 24 x 3
= 72 kg
The child who is 3 times as heavy as Tim = Peter = P
(b)
Mass of the three heaviest children
= 42 +64 + 72
= 178 kg
Answer(s): (a) P; (b) 178 kg