Problem 23
UnsolvedAustralian Mathematics Competition – Junior 2019 · Q23 · Australian Mathematics Trust
Problem
A 4 cm × 4 cm board can have 1 cm3 cubes placed on it as shown. The board is cleared, then a number of these cubes are placed on the grid. The front and right side views are shown. What is the maximum number of cubes there could FRONT be on the board?
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A
10
B
11
C
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D
17
E
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Australian Mathematics Competition 2019 - Junior (2019)