Question
At a shop, there are biscuits for sale.

First 5 biscuits: $2.70 each 
Extra biscuits: $2.50 each 

(a) What is the total cost of 5 biscuits?
(b) What is the maximum number of biscuits that Mrs Pang can buy if she has $21?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

At a shop, there are biscuits for sale.

First 5 biscuits: $2.70 each 
Extra biscuits: $2.50 each 

(a) What is the total cost of 5 biscuits?
(b) What is the maximum number of biscuits that Mrs Pang can buy if she has $21?