Question
PSLE
Names Number of glass bottles
Henry 4
Evan r
Joseph 8 + 8 r

The table shows the number of glass bottles collected by 3 pupils.
  1. Find the total number of glass bottles Henry, Evan and Joseph collected. Express the answer in terms of r in the simplest form.
  2. If r = 10, find the average number of glass bottles 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 glass bottles
Henry 4
Evan r
Joseph 8 + 8 r

The table shows the number of glass bottles collected by 3 pupils.
  1. Find the total number of glass bottles Henry, Evan and Joseph collected. Express the answer in terms of r in the simplest form.
  2. If r = 10, find the average number of glass bottles the 3 pupils collected.