A box contains 100 balls, of which r are red, with r < 100. Suppose that the balls are drawn from the box one at a time, at random, without replacement. Determine the probability that the first ball is drawn will be red.

Martin likes to make flower bouquets that have 3 daffodils and 4 tulips per vase. a daffodil has a mass of d grams, a tulip has a mass of t grams, and the vase has a mass of u grams. the expression 5(3d + 4t + v) describes the mass of 5 bouquets. match each amount in the situation with the expression that represents it. situation expression number of bouquets mass of one bouquet mass of the tulips in one bouquet 4t mass of the daffodils in one bouquet 3d + 4t + v

Complete this sentence with the best of choices given

What are the intercepts of x^2+y-9=0