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If x is a positive integer less than 30, is x odd?

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by BTGmoderatorDC » Fri Jun 19, 2020 9:32 pm

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If x is a positive integer less than 30, is x odd?

(1) When x is divided by 3, the remainder is 2.
(2) When x is divided by 5, the remainder is 2.


OA E

Source: Veritas Prep
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Source: — Data Sufficiency |

Hint:
If N divided by D, leaves remainder R, then the possible values of N are R, R+D, R+2D, R+3D,. . . etc.
For example, if k divided by 5 leaves a remainder of 1, then the possible values of k are: 1, 1+5, 1+(2)(5), 1+(3)(5), 1+(4)(5), . . . etc.

Cheers,
Brent
Brent Hanneson - Creator of GMATPrepNow.com
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