It takes Megan 36 minutes to drive to the grocery store after work, which is four-sevenths of the time it takes to go directly home after work. How long does it take Megan to drive directly home after work

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

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.