Ron walks 22 miles at a speed of 4.5 mph. how much time did his walk take ?

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Yahir designs bracelets. he uses between 9 and 15 red and yellow beads in the ratio of 2 red bead to 5 yellow beads. drag the beads into the container to meet these requirements

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?