What is 7.1 as an improper fraction

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

How do you find the circumfrance of a circle?