Question
PSLE
Names Number of tin cans
Riordan 3
Salik a
Jayden 6 + 3 a

The table shows the number of tin cans collected by 3 pupils.
  1. Find the total number of tin cans Riordan, Salik and Jayden collected. Express the answer in terms of a in the simplest form.
  2. If a = 9, find the average number of tin cans the 3 pupils 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
Riordan 3
Salik a
Jayden 6 + 3 a

The table shows the number of tin cans collected by 3 pupils.
  1. Find the total number of tin cans Riordan, Salik and Jayden collected. Express the answer in terms of a in the simplest form.
  2. If a = 9, find the average number of tin cans the 3 pupils collected.