3.45(4)-8.18(1)=simplify

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?

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

Atemperature of 1.64◦f corresponds to answer in units of ◦c.