A bus has 45 seats. At the first stop, 12 people get on. At the second stop, 8 people get off. How many people are on the bus now?

Jawaban: 49

Starting with 0, after first stop: 12. After second stop: 12 - 8 = 4? Wait, but the bus initially has 45 seats, but are they occupied? The problem doesn't say initially how many people are on the bus. It says 'A bus has 45 seats.' That is capacity. Then at first stop, 12 get on. At second, 8 get off. So number of people = 12 - 8 = 4. But options don't have 4. So likely the bus starts empty? Then 12-8=4, not in options. So maybe the bus initially has some people? Not specified. This is ambiguous. Let's re-read: 'A bus has 45 seats.' That might imply initially there are 45 people? But that would