2014 · Q91
If x is a positive integer such that 2x + 12 is perfectly divisible by x, then the number of possible values of x is
general-mental-abilityquantitative-aptitude
- A2
- B5
- C6
- D12
Explanation
2x + 12 divisible by x means x divides 12, giving x = 1, 2, 3, 4, 6, 12 - six possible values.