Mark has a bag that contains exactly 3 black marbles, 6 gold marbles, purple marbles and 6 red marbles. mark finds a number of white marbles and adds them to the bag. he tells sam that if he draws a marble at random from the bag, the probability of being black or gold is 3/7. how many white marbles did mark add into the bag?

Place the following steps in order to complete the square and solve the quadratic equation,

How do you determine whether a relationship represented as as graph is linear or nonlinear

Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172