hard · GMAT Quant
A marketing firm generates 3-digit campaign IDs using digits 1, 2, 3, 4. An ID is 'targeted' if it satisfies exactly one of the following:
(i) The sum of the digits is 6.
(ii) The ID contains at least one '4'.
How many targeted IDs are there?
- 47
- 41
- 44
- 37
- 34
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