A ramp that is 20 feet in length reaches the top of a platform that is 3.5 feet off the ground. To the nearest degree, what is the angle of elevation

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

Bobby bought 1.12 pounds of turkey at a cost of 2.50 per pound. carla bought 1.4 pounds of turkey at a cost of 2.20 per pound. who spent more and by much?

How do newtons third law of motion demonstrates on a rollar coster