A caterpillar moves at a constant speed of 1/2 and y represent the distance traveled in inches. per second. Let x represent the time in seconds

The amount of energy it takes to lift a box might be a function of which of the following

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.