How many numbers between -11 and 11 are multiple of 2 or

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How many numbers between -11 and 11 are multiple of 2 or 3

1. 11
2. 14
3. 15
4. None of these

Correct Option: C

Number between 0 and 11 which are multiple of 2 or 3
= 11/2 + 11/3 - 11/6 = 5 + 3 - 1
= 7

Number between 0 and -11 which are multiple of 2 or 3
= 11/2 + 11/3 - 11/6 = 5 + 3 - 1
= 7

∴ Number be 15, including 0