Jean Luc was looking for a cell phone. He is considering plans from two companies, both of which have unlimited night and weekend minutes. The Marathon Network plan costs $19.99 per month and comes with 100 free weekday minutes per month. Additional weekday minutes cost 31 per minute. The Toucan Communications plan costs $39.99 per month and comes with 250 free weekday minutes per month. Additional weekday minutes cost 47 per minute. For what range of weekday minutes is Marathon's plan cheaper? For what range of weekday minutes is Toucan's plan cheaper