UCEED 2016

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Q3.The numbers in the hexagon groups are arranged in a particular order. Find the number which would replace the question mark.

Q5.The figure given below is to be cloned twice. The first clone on the right is to be reflected across the OP axis. The second clone on the left is to be reflected across the MN axis. The resultant figure is then to be cloned and reflected across the QR axis. Count the number of triangles in the final figure.

UCEED2016Q4·nat·Medium88 attempts

What is the maximum number of equilateral triangles of side 3 cm that can be fitted in a large equilateral triangle with length 11.2 cm?

Your answer

Keyboards off — use the numpad, just like on exam day.