A math teacher posted the math grades by making a line plot. Each red dot represents one student. What is the mode of the data? A. 75
B. 80
C. 85
D. 100

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?

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

Harry is at the depot in dover and has deliveries to make in edinburgh, glasgow and aberdeen. from dover which of the deliveries is the shortest distance?