5. 1000
6. 100
7. 10
8. 0.9
9. 0.1
I think those are it. I am unsure
C = 1.39 + 0.5(n - 1), where C is the cost and n is the number of days
C = 1.39 + 0.5(6)
C = $4.39
A I think I am not 100% right
Future value is<span> the </span>value<span> of an asset at a specific date. It measures the nominal </span>future<span> sum of money that a given sum of money is "worth" at a specified time in the </span>future<span> assuming a certain interest rate, or more generally, the rate of return; it is the present </span>value<span> multiplied by the accumulation function.</span>