CEED 2025

0/44

Q4.Shown below is an image of multiple footwear items. How many complete pairs are there?

Q6.Shown below is an arrangement of closely stacked spheres. Assume each one to be in contact with its immediate neighbour. What is the total number of points where the spheres touch each other?

CEED2025Q5·nat·Hard344 attempts

Shown below is a configuration of an isosceles triangle sliced into eight parts, each of the same height. While the first and last parts of the triangle remain fixed, the remaining parts have been displaced horizontally, by multiples of 0.5 cm. What is the area of the grey portion?

Your answer

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

CEED 2025

0/44

Q4.Shown below is an image of multiple footwear items. How many complete pairs are there?

Q6.Shown below is an arrangement of closely stacked spheres. Assume each one to be in contact with its immediate neighbour. What is the total number of points where the spheres touch each other?

CEED2025Q5·nat·Hard344 attempts

Shown below is a configuration of an isosceles triangle sliced into eight parts, each of the same height. While the first and last parts of the triangle remain fixed, the remaining parts have been displaced horizontally, by multiples of 0.5 cm. What is the area of the grey portion?

Your answer

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