6) A part of a whole expressed in hundredths is a ?

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Ihave trouble finding the nth term of a linear sequence

Ineed with this problem 21 show steps