Semi-Annual Payments =P12,000 Time Period for which Payment is made =12 Years Payment start made after n(missing in question) Years from now Number of semi-annual periods in a year =2 Number of deferral periods = Number of Semi Annual Periods × Time Period after which payment starts(t) - 1⇒ Number of deferral periods =2×n−1⇒ Number of deferral periods =2n−1
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