What is 4.32 with the scale factor of 10

Show me how you find the value of each variable and determine what the value of each variable is you i appreciate it : )

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.

John has 1/2 pound of oranges to share with julie. if they share the oranges equally, how much will each of them have?