I need help on this please! No links
Study guide for exam.
The cicle has the same question answer it too please!

5500 dollars is placed in an account with an annual interest rate of 6.5%. to the nearest tenth of a year, how long will it take for the account value to reach 19700 dollars?

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .