Write a unit rate for the situation. round to the nearest hundredth if necessary.
driving 140 mi in 2 h 45 min

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?

Which best explains why this triangle is or is not a right triangle ?

Asequence is a function whose is the set of natural numbers