Find the height of a cone with a diameter of 12 m whose volume is 226 m^3. Use 3.14 for pie and round your answer to the nearest meter.

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

Victor is a mechanic who wants to ensure he has enough funds during his old age. which account will be of benefit to victor? a. checking account b. savings account c. money market account d. individual retirement account

Julia's text messaging plan charges 5? for each message over 650 in addition to a $8 base charge. if she owes $13.85 for text messaging in the month of september, how many text messages did she send that month?