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How many three digits are positive integers there whose digits are 2 or 5?
Wiki User
∙ 11y ago
8.
A way to work this out is figure out how many possible digits can go in each place value position (units, tens, hundreds) and multiply these together. Since there are 2 possible digits that can go in each position and there are three positions, you would go: 2 x 2 x 2 = 8
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Wiki User
∙ 11y ago
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Two positive integer whose sum is 14?
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