AlgebraEasyChild's entry fee from a total
Algebra practice question
Two adults and one child pay $10 in total to enter a museum. Each adult pays $3. How many dollars does the child pay?
Answer: 4
2(3) + c = 10 gives c = 4.
Common wrong answers
- If you answered 3
- 3 is an adult's fee.
- If you answered 5
- 5 halves the total.
- If you answered 7
- 7 subtracts one adult's fee only.
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