Question
PSLE
A notebook costs $1 more than a folder. The total cost of 7 such notebooks is $4c.
  1. Express the cost of 28 such notebooks in terms of c.
  2. Express the cost of the folder in terms of c.
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
A notebook costs $1 more than a folder. The total cost of 7 such notebooks is $4c.
  1. Express the cost of 28 such notebooks in terms of c.
  2. Express the cost of the folder in terms of c.