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3 of 10
Complete the series by finding the missing number 3, _, 9, 12,15
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4
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5
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6
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8
That's Correct!
It's Wrong!
The missing number in the series can be found by observing the pattern. The first number is 3, and then each subsequent number is obtained by adding 3 to the previous number. Therefore, the missing number should be 6, as it is obtained by adding 3 to 3.
