Rosaleth bought living room furniture for the total of $3,350. She was asked
to put 10% as a down payment. How
much is a down payment?

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

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)