9. Which number sentence (15)
illustrates the Identity Property of
Multiplication?
A. 5 X 2 = 2 X 5
B. 5 x 0 = 0
C. 5 X 1 = 5

Use the graph of the sine function y=2sinθ shown below

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

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?