Abag contains 5 red marbles, 10 white marbles, and 7 blue marbles. you draw 5 marbles out at random, without replacement. what is the probability that all the marbles are red? the probability that all the marbles are red is

The ratio of wooden bats to metal bats in the baseball coach’s bag is 2 to 1. if there are 20 wooden bats, how many metal bats are in the bag?

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16