Question
PSLE
Names Number of plastic bottles
Sophia 7
Claire x
Elizabeth 8 + 6 x

The table shows the number of plastic bottles collected by 3 children.
  1. Find the total number of plastic bottles Sophia, Claire and Elizabeth collected. Express the answer in terms of x in the simplest form.
  2. If x = 9, find the average number of plastic bottles the 3 children collected.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Names Number of plastic bottles
Sophia 7
Claire x
Elizabeth 8 + 6 x

The table shows the number of plastic bottles collected by 3 children.
  1. Find the total number of plastic bottles Sophia, Claire and Elizabeth collected. Express the answer in terms of x in the simplest form.
  2. If x = 9, find the average number of plastic bottles the 3 children collected.