Ahot air balloon descended 99.6 meters in 12 seconds. what was the balloon's average rate of descent in meters per second?

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?