Question
Mr. Koh wants to buy the same type of notebooks. If he buys 5 notebooks, he will have $4 left. If he buys 12 notebooks, he will be short of $7.90. How much do 5 notebooks cost?
4 m

Click button first when a symbol is required. X

Mr. Koh wants to buy the same type of notebooks. If he buys 5 notebooks, he will have $4 left. If he buys 12 notebooks, he will be short of $7.90. How much do 5 notebooks cost?