Question

In what time will Rs. 390625 amount to Rs. 456976 at 4 per cent compound interest?
Select one:
O a. 4 years
O b. 2 years
O c. 3 years
O d. 5 years​

Answer 1

Answer:

∵ P(1 + r/100)t = A

⇒ 390625(1 + 4/100)t = 456976

⇒ (1 + 4/100)t = 456976/390625 =(26/25)4

⇒ (26/25)t = (26/25)4

⇒ t = 4

∴ The required time is 4 years.

Answer 2

Answer:

option b is the right answer 4 years