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Here are the answers and walkthrough to Stupid Test Level 13 Question 12 – What comes next in the following series? 9=4, 21=9, 22=9, 24=10, 8=5, 7=5, 99=10, 100=7,16=7,17=_?
Hint
- Nine, number of letters in word.
Answer
- 9
If you need help with all levels of Stupid Test puzzles check our Stupid Test Walkthrough and Answers page.