Aminiature golf course charges different prices for adults and children. on saturday, 50 adults and 50 children played, and the golf course earned $800. on sunday, 65 adults and 75 children played, and the golf course earned $1100. how much does the golf course charge for adults?

Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

How to do this , and can some one explain