Can you guys help me with this problem?

Landon wallin is an auto mechanic who wishes to start his own business. he will need $4400 to purchase tools and equipment. landon decides to finance the purchase with a 48-month fixed installment loan with an apr of 5.5%. a) determine landon's finance charge. b) determine landon's monthly payment.

Acircle has a circumference of 28.36 units what is the diameter of the circle

Plot the intercepts to graph the equation