The sum of fixed cost and variable cost represents

What is the unit rate to: a 13-ounce package of pistachios costs $5.99.

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd

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?