Tyler bought 20 shares of wal-mart at $48.80. a year later, he bought 20 more shares at $54.60. he later sold all of his shares at the price of $62.80. tyler's broker charges him 3% of each share as a transaction fee. after all of his transactions, how much money did tyler make?

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

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.

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?