At the u-pack shipping the workers can unload 24 trucks in 8 hours witch of the following is a correct unit rate for this situation

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.

What is the absolute value of the complex number -4-sqrt2i

Which graph represents the linear function below? y-3=1/2(x+2)