If Pulley A is 34% efficient and Pulley B is 85% efficient, what can we conclude? Which pulley would you rather use to lift a cement block? * Explain!

This is science i clicked math by mistake

Which statements about these triangles is true

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?

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?