What fraction of the students finished in less than 20 minutes

Write an equation for the function that includes the points (2,100)and (3,100)

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?