The local gas station charges a certain rate ( dollars per liter) for gas, as shown in the graph below . What the price of gas at the gas station in dollars per liter? dollars per liter

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

If value of cos330° is √3/2 then find tan165°.

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?