Query about question "$A$ is the set of all positive multiples of $6$..." [349]

GRE GRE Quant Problem Solving
1

https://www.gregmat.com/problems/quant?problem=if-A-is-the-set-of-all-positive

Hi,

In the solution to this the question reads “both” instead of “only”. Is there a reason for the discrepancy? Do both versions retain the same meaning?

Thanks a lot!

2

Yes they do.