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Problem of the Week

POWs will help you build your logical, creative and mathematical thinking. When submitting your entries, show us ‘how’ you think! Explain how you executed the problem solving strategy you used or when you can, show more than one way of solving the problem!

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Week 6 (O11N2)

https://www.youtube.com/watch?v=aHfbNNiUYjo

Screenshot_2023_06_14_at_11.37.30_am.png

Use trial and error.

Screenshot_2023_06_14_at_11.38.10_am.png

Week 7 (O24N5) Draw a Diagram

https://www.youtube.com/watch?v=ScdC6gSnroc

Screenshot_2023_06_14_at_11.39.19_am.png

The train travels a distance equal to 10 times the train length:

Screenshot_2023_06_14_at_11.39.58_am.png

The rate of 30 km per hour is equivalent to 12 km per minute.

Since the train takes 2 minutes to clear the tunnel, it will travel a distance of 1 km in 2 minutes. 1 km is 10 times the train’s length.

Therefore, the length of the train is 110 of a km or 100m.

You can access the POW's for Term 2 here:

https://sites.google.com/parra.catholic.edu.au/numeracy/term-2