I'm not sure why that is - it's probably just a coincidence - but it does make for a good opportunity to look at the Wong teasers - what ... sign up for your free $60 account with a guarantee.
In the end, the answer to the puzzle is simpler than it seems: the trick lies in multiplying the first number by 3. So, for the equation 5 = 15, you multiply 5 by 3 to get 15; for 7 = 21, you multiply ...
Using a free VPN can be risky, but you don't have to compromise your privacy with a free version of a premium VPN service. Attila is a Staff Writer for CNET, covering software, apps and services ...