The graph shows the mass of 6 children in kilograms.
- Who is three times as heavy as Seth? 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
Ian: 72 kg
Jack: 15 kg
Seth: 24 kg
Luis: 30 kg
Will: 35 kg
Gabriel: 16 kg
Mass of a child to be 3 times as heavy as Seth
= 24 x 3
= 72 kg
The child who is 3 times as heavy as Seth = Ian = I
(b)
Mass of the three heaviest children
= 72 + 30 + 35
= 137 kg
Answer(s): (a) I; (b) 137 kg