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Repeating Numbers

The numbers follow a certain pattern. How many times will 5 appear if
the pattern continues to the 42nd number?

1, 5, 2, 5, 3, 3, 1, 5, 2, 5, 3, 3, 1, 5, 2, 5,
Step 1. Write the numbers that are repeating.

Step 2. How many numbers are repeating?

Step 3. How many times does 5 appear in the repeating part?

Step 4. How many times will 5 appear if the pattern continues to the 42nd
number?
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