I am pleading with you, please help, 30 points Find the greatest common factor of -30 x4yz3 and 75 x4z2 .

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Select the correct answer what is the most direct use of a compass in geometric constructions? a. to draw congruent angles b. to draw arcs of a given size c. to draw perpendicular lines d. to draw straight lines reset next next

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?