Question
PSLE
Names Number of tin cans
Ellie 9
Grace j
Andrew 9 + 5 j

The table shows the number of tin cans collected by 3 pupils.
  1. Find the total number of tin cans Ellie, Grace and Andrew collected. Express the answer in terms of j in the simplest form.
  2. If j = 7, 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
Ellie 9
Grace j
Andrew 9 + 5 j

The table shows the number of tin cans collected by 3 pupils.
  1. Find the total number of tin cans Ellie, Grace and Andrew collected. Express the answer in terms of j in the simplest form.
  2. If j = 7, find the average number of tin cans the 3 pupils collected.