PQ-external Kaplan Schweser Practice Exam 2014 Part I Question 43

RaDi7

Active Member
Hi David,

could you please check whether one can solve the question 43 using the PV-function in the calculator? Here is the question:
upload_2016-11-1_19-6-58.png
I get an answer 1,011.74 when I use my calculator. Do I made a mistake? I calculate so: N=3; I/Y=2.2/2=1.1; PMT=15; FV=1,000 -> CPT PV = 1,011.74. Here is the right answer:
upload_2016-11-1_19-11-21.png
Is the way I'm solving it wrong??

Thank you very much and best regards!
 

rajivpro

Member
Hi @RaDi7,

Just to answer your query, the CFs' will be discounted at the respective forward rates. So the 6 month discounting factor will be 1/(1+(.015/2)) = 0.992556, the discounting factor for year 1 CF will be 0.992556*(1/(1+0.0210/2)) = 0.98224.

I am not sure of a method where you can use the TVM function of the calculator for different discount rates for multiple periods.

Thanks,
Rajiv
 

David Harper CFA FRM

David Harper CFA FRM
Subscriber
Hi @RaDi7 The flaw in your approach is that you are assuming the bond's yield (ie, yield to maturity) is 2.20%, but that is the 1.5 year spot rate. If the spot rate curve were flat at 2.20%, you can assume yield equals 2.20%; but if the spot rate curve is upward sloping, then yield will be (slightly) less than the 2.20%. The given answer looks correct to me. I hope that helps. Thanks,
 

kansal7mba

New Member
The simplest formula to find the FORWARD rate is (R2T2 - R1T1) / T2 - T1.
But the calculation is more accurate using say (1+x)^3 / (1+y)^2 - 1.
 
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