Question
PSLE
A post-it pad costs $2 more than a pen. The total cost of 5 such post-it pads is $4t.
  1. Express the cost of 15 such post-it pads in terms of t.
  2. Express the cost of the pen in terms of t.
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
A post-it pad costs $2 more than a pen. The total cost of 5 such post-it pads is $4t.
  1. Express the cost of 15 such post-it pads in terms of t.
  2. Express the cost of the pen in terms of t.