Apattern follows the rule "starting with two, every consecutive line has a number one more than the previous line."2. how many marbles must be in the seventh line?

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.

Math it's appreciated. (picture provided)

Can some one explain this i got sent this. is this a threat i’m scared