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# Counting Kangaroos

Rachel draws 36 kangaroos using three different colours.

25 of the kangaroos are drawn using some grey, 28 are drawn using some pink and 20 are drawn using some brown.

Five of the kangaroos are drawn using all three colours.

How many kangaroos did she draw that use only one colour?

This problem is taken from the UKMT Mathematical Challenges.## You may also like

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Age 14 to 16

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Rachel draws 36 kangaroos using three different colours.

25 of the kangaroos are drawn using some grey, 28 are drawn using some pink and 20 are drawn using some brown.

Five of the kangaroos are drawn using all three colours.

How many kangaroos did she draw that use only one colour?

This problem is taken from the UKMT Mathematical Challenges.

You can find more short problems, arranged by curriculum topic, in our short problems collection.

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