Question
Betty had just enough money to buy 90 notebooks of the same price. She bought only 70 notebooks for her students and had $160 left. What was the cost of one notebook?
3 m

Click button first when a symbol is required. X

Betty had just enough money to buy 90 notebooks of the same price. She bought only 70 notebooks for her students and had $160 left. What was the cost of one notebook?