Roberto has a bag that contains 7 blue, 5 purple, 12 red, and 6 orange marbles. If he draws one marble at random from the bag, what is the probability of selecting a RED or ORANGE marble? A.3/5 B.1/5 C.2/5

What is the equation and solution for the sentence? the sum of a number and thirty-one is one hundred thirteen. write the equation as n-31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and add 31 to both sides. the answer is 144. write the equation as n-31=113 and add 31 to both sides. the answer is 144.

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Plz a. s. a. p.the table shows the number of male and female contestants who did not win a prize. what is the probability that a randomly selected contestant won a prize, given that the contestant was female? write the probability as a percent. round to the neares tenth, if needed.