Find the missing number, and explain why.
25 49 121
5 7 ?
15 13 9
20 20 20
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Missing DigitsFind the missing number, and explain why. 25 49 121 5 7 ? 15 13 9 20 20 20
2 guesses to Missing Digits |
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11. Square root of 25 is 5, of 49 is 7, and of 121 is 11. Also, 5+15=20, 7+13=20, and 11+9=20.
Correct Vandal.
You are today’s winner.