Question

This question is regarding the problem set 1 solution a:
why is there a '2' at the end of these statements?
>>minPayment = round(minMonthlyPaymentRate * balance,2)
>>interestPaid = round(monthlyInterestRate * balance,2)

Answer 1

Oh, the round function requires you to set the amount of decimal places to round to. Since we are dealing in dollars, that's the correct amount.

Answer 2

the Python docs are your friend
http://docs.python.org/2.7/library/functions.html#round

Answer 3

oh ok thanks a lot guys!