The West Middle School track is 80
feet long with two semi-circles at the ends with diameters of
40
feet. What is the perimeter of the inside of the track?

Bruce is getting materials for a chemistry experiment his teacher gives him a container that has 0.25 liter of liquid in it.bruce need to use 0.4 of this liquid for the experiment. how much liquid will bruce use?

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.