<p>I got this book 2 days ago. I went through the 50 tips and took the first 2 practice tests already working about 8 hours per day. I think it has helped, you just have to understand how to apply the tips to a variation of problems.</p>
<p>I got this book 2 days ago. I went through the 50 tips and took the first 2 practice tests already working about 8 hours per day. I think it has helped, you just have to understand how to apply the tips to a variation of problems.</p>