Jeffrey biked to the store at 12 mi/hr but took his time on the way home, going 8 mi/hr. if it took him 20 mins to get to the store, how many did it take him to get back?

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

Which geometric principle is used to justify the construction below?

Proportions in triangles solve for x