Question
PSLE
A wafer costs $1.60 in Bakery Y. For every 4 wafers a customer buys, he can buy the fifth one at half the price. What is the greatest number of wafers that a customer can buy with $28?
3 m

Click button first when a symbol is required. X

PSLE
A wafer costs $1.60 in Bakery Y. For every 4 wafers a customer buys, he can buy the fifth one at half the price. What is the greatest number of wafers that a customer can buy with $28?