You have $150 to spend on school supplies. You buy a backpack for $42, 5 folders at $3 each, and spend the rest on books at $8 each. How many books can you buy?
Answer
11 books
How to solve it
1
Calculate folder cost: 5 × $3 = $15
2
Total spent so far: $42 + $15 = $57
3
Money left: $150 - $57 = $93
4
Books you can buy: $93 ÷ $8 = 11 books (with $5 left over)
Hints
Calculate what you spent on backpack and folders
How much money is left?
Divide remaining money by book price