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n number of buttons are placed evenly around a circle. The buttons are labelled clockwise

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Numbers are to be built using only the digits

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In order to decide who will get the last piece of Leni’s birthday cake

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The numbers 1 to 7 should be written in the small circles so that the sum of the numbers

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The picture shows a hanging mobile. The mobile weighs 112 grams in total.(The weight of the sticks

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The figure shown on the right consists of one square part and eight rectangular parts.

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Math Kangaroo Benjamin 2020 The circles of the figure should be numbered from 0 to 10, each with a

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