def Tot(balance):
    i=0
    while i<=11:
        balance=balance*(1+annualInterestRate/12)
        i+=1
    return balance

z=Tot (balance)

def Price(z):
    n=10
    while (z-n*12)>=0:
        n+=10
    return n
x=Price(z)
print ('Lowest Payment: '+str(x))