Dos 40 alunos que iniciaram o ano letivo, apenas 38 terminaram na mesma sala. Represente em forma de fração irredutível o número de alunos que terminaram o ano em relação ao número que iniciou.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Given abcd ac=38 and ae=3x+4 find the value of x

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.