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标题: PV on Annuity question [打印本页]

作者: prav_Cfa7    时间: 2011-7-11 18:42     标题: PV on Annuity question

#19 on Schweser Exam 1 morning session.

Q:An investor wants to receive $10,000 annually for ten years with the first payment 5 years from today. If the investor can earn 14% annual return, the amount she will have to invest today is closest to:
A. 27,091
B. 30,884
C. 52,161

A:This problem involves determining the present value of an annuity followed by finding the present value of a lump sum. Enter PMT = 10,000, N = 10, and I = 14. Compute PV = 52,161.16. That is the present value of the 10-year annuity, four years from today. Next, we need to discount that back to present for four years to find the amount of the investment today. Enter FV = −52,161.16, N = 4, I = 14, PMT = 0. Compute PV = 30,883.59.


My question is about drawing the timeline - Do you start at #0 or #1. "4 years from today" at 0 would bring you to year 4 and year 5 for starting at #1.

This really throws me off in getting the right answer - any tips on how to draw the timeline for this one?
作者: btcapital    时间: 2011-7-11 18:42

Hi. I did this morning session last night (and this problem, etc.).

The way to think about it is in 2 segments.

0 Yrs -------- 5 Yrs (Payments begin) --------------------------- 15 Yrs (Payments end).

I start with second segment and calculate the value of an annuity into my TI BA II Plus.

N=10 Yrs.
PV=0 (he will have no money left after the $10,000 payments end)
PMT = $10,000
INT = 14%
Solve for PV (how much money he needs at start when these payments begin).

Then I take that # and discount it back 5 years (1.14^5) to get the number for today.

How did you do on this practice exam?
作者: lc26mizzou    时间: 2011-7-11 18:42

OKay yea that makes sense, thanks! The wording in the answer confused me when it says "4 years from today" and "discount that back to present for 4 years" instead of 5.. still confusing but going your route makes sense.

I got a 61% =(. Frustrating b/c I've been scoring low 70's to low 80's on Q bank tests but blew this one and the CFA mock.

How'd you do?
作者: Ionutzakis    时间: 2011-7-11 18:42

I got 75.8% (raw score out of 120, not on a weighted basis). But this includes a 42.8% score (6 out of 18 correct) on the quant section, which I have not even studied yet. I was just giving it my best guess in that section. I will study the quant material this PM/tomorrow.

I got 80%+ on everything except ethics (72%) and derivatives (57%).

I'm worried that the Schweser material seems easier than the EOC material or what might be on the actual exam. Also, I was able to eliminate 1 answer and guess well on the remaining 2 options on several questions (which I marked to review the answer later). I would forget a formula, but still know enough to guess the right answer to a computation problem. Doesn't make me feel good, but I think I will be OK when exam comes.




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