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primary 6 | Maths
| Speed

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Help with this question plz

It arrived at Woodlands at 3:10 pm. It took 1 hour 20 minutes to reach Woodlands.

1 hour ago, it was 2:10 pm. 20 minutes before that, it was 1:50 pm.

So the bus left Changi Airport at 1:50 pm.

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