Wht is the present value ofa ll college education for 5 children ages 0, 1, 1, 3, and 5 if the cost of education is today's dollars is $17,000 per year, education inflation is 5$, and the parents' expected portfolio rate of return is 8.5%? The children are expected to be in college 4 years and they will each start at age 18.

I need this answer ASAP. Thanks!!!!