Aboat leaves port on a bearing of n 46° w for 92 miles. how many miles north and how
many miles west has the ship traveled?

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?