What is the total surface area??

What is the square root of 45? (step by step working plz)

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.

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate