1.
1. You and your friend participate in a charity run. For every mile
1 point
run,
$2 is donated to the charity. You run 4 miles and your friend runs 3 miles.
How much money, in dollars, do you and your friend raise for the charity?
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?