David bought 3.5 pounds of potatoes for $0.82 per pound. How much did David spend on potatoes?

What is the approximate circumference of the circle shown below?

Iwill make brain if you me correctly fill this out needs due today pls and send it back to me (click the link and you will get it)

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