A bag of marbles contains 5 green marbles, 9 red marbles, and 6 blue marbles. What is the probability that you reach in and take out a green marble?

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance