It takes 40 and 3/4 hours to earn $420. How many hours will it take to earn $84. Decimal form

1. what is the formula for finding the vertical distance between two points on a coordinate plane?

If g(x) is an odd function, which function must be an even function?

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.