We can see from our graph that 12 minutes after starting the race Lynn left Kael behind and he ran at a greater speed till the race ended after 40 minutes.
To find total number of minutes Lynn ran faster than Kael we will subtract 12 from 40.
Therefore, Lynn ran at a greater speed than Kael for <u><em>28 minutes.</em></u>
The formula required is: where A is the amount after t years of the principal P invested at an annual interest rate r (expressed as a decimal fraction) compounded n times per year. Plugging in the given values, we get: The final amount is $22,096.17