Solve applications involving uniform motion
question
lorena walks the path around the park in 30 minutes. if she jogs, it takes her 20 minutes. her jogging speed is 2 miles per
hour faster than her walking speed. find lorena's walking speed and jogging speed.

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]