What is the smallest integer n such that n√2 is greater than 20? (Note: n√2 means n times √2
\(\sqrt2 \approx 1.41421\)
\(20 \div 1.41421 \approx 14.1421\)
Thus, the smallest integer that works is \(\color{brown}\boxed{15}\)
+660 
+2668 
