AlgebraEasyPassengers before a stop
Algebra practice question
At its first stop, 12 passengers got off a bus and nobody got on, leaving 20 passengers on board. How many passengers were on the bus before the stop?
Answer: 32
p − 12 = 20 gives p = 32.
Common wrong answers
- If you answered 8
- 8 subtracts 12 from 20 instead of adding.
- If you answered 12
- 12 is the number who got off.
- If you answered 20
- 20 is the number after the stop.
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