Consider $2$ stocks in the following table. We create a stock index of companies that make stuff for Spring Break.

stocks P$0$ Q$0$ P$1$ Q$1$

ABC, Inc.

$$370$p$01200$q$0$ $$400$p$11200$q$1$

XYZ$,$ Inc.

$$650$p$0250$q$0$ $$620$p$1250$q$1$

What is the return on a equal$-$weighted index of these two stocks in percent to $2$ decimal places