A bag contains 6 red marbles, 7 blue marbles, and 4 green marbles. What is the probability that a randomly selected marble is blue?

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Aclothing store has the sign shown in the shop window. pani sees the sign and wants to buy 3 shirts and 2 pairs of jeans. the cost of each shirt before the discount is $12, and the cost of each pair of jeans is $19 before the discount. write and simplify an expression to find the amount pani pays if a $3 discount is applied to her total