Karita has a total of 391 points on five tests. To earn a B, she has to have at least 480 points on six tests. Which inequality can she use to determine what she needs to score on her next test, t, in order to earn a B?

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.

Is this a polynomial function? i need to know asap

Plot the intercepts to graph the equation