A toymaker is designing a new set of jigsaw puzzles. Each piece in the puzzle has four sides, each of which has to have either a tab or a blank. If all tabs fit all blanks, then how many unique jigsaw pieces can he make?
A
6
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B
12
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C
16
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D
24
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Solution
The correct option is A 6 Listing all the unique pieces possible in the puzzle, we get:
Hence, a total of 6 unique pieces can be formed under the conditions given.