Question
PSLE
Names Number of plastic bottles
Sofia 5
Ryan c
Grace 4 + 5 c

The table shows the number of plastic bottles collected by 3 children.
  1. Find the total number of plastic bottles Sofia, Ryan and Grace collected. Express the answer in terms of c in the simplest form.
  2. If c = 8, 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
Sofia 5
Ryan c
Grace 4 + 5 c

The table shows the number of plastic bottles collected by 3 children.
  1. Find the total number of plastic bottles Sofia, Ryan and Grace collected. Express the answer in terms of c in the simplest form.
  2. If c = 8, find the average number of plastic bottles the 3 children collected.