Creative Problem Solving (Unusual Patterns)
Example: What could be the next number in the following pattern?
3, 6, 9, 21, 51, 81, _____ . . . .
Hint: a normal pattern will look like this:
3, 6, 9, 12, 15, 18, 21,24, . . .
Compare this pattern with the first pattern you will notice that each number is a simple reversal of their digit or digits.
Key: so the next number should be 12.
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