27. Write a linear equation in slope-intercept form. An auto repair shop charges $ 40 plus $ 20 per hour.

Help plz

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?

3. a sum of $2700 is to be given in the form of 63 prizes. if the prize is of either $100 or $25, find the number of prizes of each type.

Asinusoidal function whose frequency is 1/6pi