The graph shows the mass of 6 children in kilograms.
- Who is three times as heavy as Ken? 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: 50 kg
Ken: 25 kg
Daniel: 17 kg
Luke: 47 kg
Oliver: 75 kg
George: 20 kg
Mass of a child to be 3 times as heavy as Ken
= 25 x 3
= 75 kg
The child who is 3 times as heavy as Ken = Oliver = O
(b)
Mass of the three heaviest children
= 50 +47 + 75
= 172 kg
Answer(s): (a) O; (b) 172 kg