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Q11.What three-digit number can be made from the digits 2, 3, 5, and 7, such that no two digits of the three-digit number are the same and the three-digit number is divisible by each of the digits in it?
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Q13.Some of the shapes in the image K are either flipped or rotated in the image J. What is the number of flipped shapes in image J?
UCEED2025Q12·nat·Hard
27 cubes of edge 10 cm are arranged to create a larger cube. If the cubes at the eight corners are replaced with spheres of diameter 10 cm, what is the minimum number of cubes that do not touch any of the spheres?
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