The graph shows the mass of 6 children in kilograms.
- Who is three times as heavy as Vaidev? 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
Warren: 59 kg
Vaidev: 22 kg
Japheth: 14 kg
George: 49 kg
Archie: 66 kg
Elijah: 38 kg
Mass of a child to be 3 times as heavy as Vaidev
= 22 x 3
= 66 kg
The child who is 3 times as heavy as Vaidev = Archie = A
(b)
Mass of the three heaviest children
= 59 +49 + 66
= 174 kg
Answer(s): (a) A; (b) 174 kg