PLEASE HELP
A plane flew 1,740km in 6 hours with a tail wind. On the return trip, going into the wind, the plane flew 570km in 3 hours. What is the planes speed if there was no wind? What is the speed of the wind? Write the system of equations that would be used to solve this problem
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Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73

What is the rate for one gallon of gasoline

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2