IC28 Mock Test Sample 2

Annuities are regular payment streams used in actuarial science, finance, insurance, and pensions. They may be immediate, due, deferred, or perpetual depending on the timing of payments. Present value of an annuity is calculated by discounting future payments, while accumulated value measures future worth after interest accumulation. Symbols such as ān|, ä n|, and s n| represent different annuity functions. Immediate annuities are paid in arrears, while annuity-due payments are made in advance. Deferred annuities begin after a waiting period. Geometric progression concepts are used in annuity calculations. These formulas help actuaries value investments, liabilities, pension schemes, and insurance benefits accurately.

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Q1. For an annuity certain due of Rs. 1 p.a. payable for 10 years, the first payment is made at:
a) End of 1st year
b) Beginning of 1st year
c) End of 10th year
d) Time 5


Q2. If no payment is made during the first time period and the first payment is made after a deferment period, the annuity is called:
a) Annuity due
b) Deferred annuity
c) Perpetuity
d) Level annuity


Q3. For an annuity certain of Rs. 1 p.a. in arrears for 10 years with a deferment period of 5 years, the first payment is made at:
a) End of 5th year
b) End of 6th year
c) End of 10th year
d) End of 15th year


Q4. The present value of an annuity is:
a) Sum of accumulated values of payments
b) Sum of present values of each periodical payment
c) Future value at expiry
d) Sum of future payments


Q5. The standard symbol ān| denotes:
a) Accumulated value of an immediate annuity
b) Present value of an immediate annuity certain in arrears
c) Present value of an annuity due
d) Perpetuity due


Q6. The formula for the present value of an immediate annuity certain in arrears is:
a) ān| = (1 − vn)/i
b) ān| = ((1 + i)n − 1)/i
c) ān| = (1 − vn)/d
d) ān| = (1 + i)n


Q7. If i = 0, then ān| equals:
a) 0
b) 1
c) n
d) vn


Q8. The expression ān| = v + v² + v³ + … + vn is a geometric progression with common ratio:
a) 1 + i
b) v
c) i
d) vn


Q9. The symbol ä n| denotes the present value of:
a) Immediate annuity in arrears
b) Annuity due payable in advance
c) Deferred annuity
d) Perpetuity


Q10. The relation between ä n| and ān| is:
a) ä n| = ān|
b) ä n| = (1 + i) ān|
c) ä n| = v ān|
d) ä n| = (1 − v) ān|


Q11. ä n| can also be expressed as:
a) 1 + ān−1|
b) 1 + ān+1|
c) ān| + 1
d) ān| − 1


Q12. The accumulated value at the end of n years of an immediate annuity of 1 p.a. payable for n years at rate i is denoted by:
a) ān|
b) sn|
c) s̈n|
d) vn


Q13. The formula for the accumulated value sn| of an immediate annuity is:
a) (1 − vn)/i
b) ((1 + i)n − 1)/i
c) (1 − vn)/d
d) (1 + i) ān|


Q14. The relation sn| = (1 + i)n ān| is given by which equation?
a) (2.6)
b) (2.7)
c) (2.8)
d) (2.13)


Q15. Conversely, ān| can be written as:
a) vn sn|
b) (1 + i)n sn|
c) v sn|
d) sn|/n


Q16. Evaluating (1 + i)5 ā8| at 7% by the short method gives:
a) s5| + a3|
b) s8| + a5|
c) a5| + s3|
d) v5 s8|


Q17. For Example 5, the value at the end of 5½ years of Rs. 120 p.a. payable half-yearly for 10 years at 6% p.a. convertible half-yearly is approximately:
a) Rs. 1235.63
b) Rs. 1500.00
c) Rs. 1100.00
d) Rs. 1000.00


Q18. v4 s12| at 8% equals:
a) s4| + a8|
b) s8| + a4|
c) a12|
d) v12 s4|


Q19. v9 s14| at 9% by the short method equals:
a) s9| + a5|
b) s5| + a9|
c) a14|
d) v5 s14|


Q20. (1 + i)6 a10| at 9% by the short method equals:
a) s6| + a4|
b) s4| + a6|
c) a10|
d) s10| + a6|

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