The graph shows the mass of 6 children in kilograms.
- Who is three times as heavy as Valen? 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
Andy: 57 kg
Riordan: 45 kg
Ivan: 144 kg
Perry: 64 kg
Valen: 48 kg
Will: 22 kg
Mass of a child to be 3 times as heavy as Valen
= 48 x 3
= 144 kg
The child who is 3 times as heavy as Valen = Ivan = I
(b)
Mass of the three heaviest children
= 57 + 144 + 64
= 265 kg
Answer(s): (a) I; (b) 265 kg