The cash disbursements for the construction of the new office of ABC Inc are listed as follow:

Payment 1. payment of p25,800 at the end of the 2^nd and 4^th year and p14,965 at the end of 6^th year

Payment 2. Monthly payment of P3,880 at beginning of each month for 5 years

Payment 3. Perpetuity of P2660 every quarter starting 3 years from now.

If money is worth 9.12% compounded semi quarterly, determine the following

a.)Present worth of all the payments.

b.)Equivalent semi-annual (end of period) payments of all payments for 5 years.

c.)Equivalent single payment at the end of 10 years.