Help for 20 years good luck

Compare the cost of the bike trips from the two companies shown. for both the cost in a linear function of the number of days which statements is true

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?