Question
PSLE
Names Number of tin cans
Michael 4
Stella z
Ethan 2 + 2 z

The table shows the number of tin cans collected by 3 children.
  1. Find the total number of tin cans Michael, Stella and Ethan collected. Express the answer in terms of z in the simplest form.
  2. If z = 10, find the average number of tin cans 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 tin cans
Michael 4
Stella z
Ethan 2 + 2 z

The table shows the number of tin cans collected by 3 children.
  1. Find the total number of tin cans Michael, Stella and Ethan collected. Express the answer in terms of z in the simplest form.
  2. If z = 10, find the average number of tin cans the 3 children collected.