A plane flies the first half of a 5600 km flight into the wind in 3.5 h. The return trip, with the same wind, takes 2.5 h. Find the speed of the wind and the speed of the plane in still air

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250