Acup on the teachers desk contains 12 pens. there are 3 pens with blue ink and 9 with black ink. one student at a time selects a pen at random to sign the attendance sheet and then puts the pen back in the cup. what is the probability that the first three students all randomly select a pen with blue ink?

6.3x+14 and 1.5x-6 answer in simplified form

Tell me how you got the it use the figures to answer questions 1and 2. in each diagram, line k is parallel to line l, and line t intersects lines. 1. based on the diagrams, what is the value of x? 2. how would you verify your answer for x?

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