Find the number of possible outcomes from choosing from 11 to 20 and a letter of the alphabet

Complete the truth table a. t, f, f, t b. t f f f c. f t f t d f t f t

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 number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.