4
A person wants to have Rs.2 lac annually for 20
years by investing the amount in an annuity
interest rate of 5%. He will have to invest:
a. Rs.24 lac
b. Rs.2492440
c. Rs.2429000
d. Rs.25 lac​

Respuesta :

Answer:

The Present value of investment is Rs 2492442  , option B

Step-by-step explanation:

Given as :

The future value of investment after 20 years = f = Rs 200000

The Time period = n =20 years

The rate of interest applied = r = 5% = .05

Let The present value of investment = P

Now, From Equation

Present value = Future value × [ [tex]\dfrac{1 - (1 +r)^{-n}}{r}[/tex] ]

or, P = f × [ [tex]\dfrac{1 - (1 -r)^{-n}}{r}[/tex] ]

Or, P = Rs 200000 × [ [tex]\dfrac{1 - (1 +0.05)^{-20}}{0.05}[/tex] ]

Or, P = Rs 200000 × [tex]\frac{1-0.376889482}{.05}[/tex]

Or, P = Rs 200000 × [tex]\dfrac{0.623110518}{0.05}[/tex]

Or, P = Rs 200000 × 12.46221036

Or, P = Rs 2492442.072

So, The present value = P = Rs 2492442

Hence, The Present value of investment is Rs 2492442  , option B . Answer