AlgebraEasyMost stamps within a budget
Algebra practice question
Stamps cost $4 each. Mo has $20. What is the greatest number of stamps Mo can buy?
Answer: 5
4s ≤ 20 gives s ≤ 5.
Common wrong answers
- If you answered 6
- 6 stamps would cost $24.
- If you answered 16
- 16 subtracts 4 from 20.
- If you answered 80
- 80 multiplies 20 by 4.
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