Sloane knits scarves and hats to sell at local craft fairs. It takes her 3 hours and 30 minutes to make a scarf and 5 hours and 15 minutes to make a hat. To make the scarves and hats for her next craft fair , Sloan wants to spend at most 140 hours of knitting and pay at most $200 for yarn. a) write a system of inequalities b) Graph and find 2 possible solutions