Ajet plane traveling at a constant speed goes 1200 mi with the wind, then turns around and travels for 1000 mi against the wind. if the speed of the wind is a constant 50 mph, and the total flight took 4 hours, find the speed of the plane. round your answer to the nearest tenth, if necessary.

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?