%path = "maths/finance/annuity/monthly"
%kind = kinda["problems"]
%level = 11
Assuming you put aside monthly €{{g.r}}
and get a monthly interest rate of {{g.i}}%,
what will this saving accrue to in {{g.n}} months?
a) with interest compounded at the end of the month? (annuity)
%include('chcko/getorshow',idx = 0)
b) with interest compounded at the beginning of the month? (annuity due)
%include('chcko/getorshow',idx = 1)
c) After how many months do the savings amount to {{g.m}} times the monthly annuity?
%include('chcko/getorshow',idx = 2)
d) Which effective annual interest rate is equivalent (conformal) to the monthly {{g.i}}%?
%include('chcko/getorshow',idx = 3, example='(1.0-100.0)')