A sum of money is divided into the ratio 3:4. The larger portion is then divided into three parts in the ratio 1/3 : 1/4 : 1/5. If the smaller part is $192, find the original sum of money

Find the value of the cosine for angle 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?

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