Is 2 divided by 1/6 the same as 2 times 2 times 1/12

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

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.

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation