Question
A sum of money, when invested at an annual compound
interest rate of 'r%', amounts to Rs. 3,600 after 2 years and Rs. 4,320 after 3 years. Determine the value of 'r'.Solution
Let the sum invested be Rs. 'P'. ATQ; P X {1 + (r/100)}2 = 3600 ....... (I) P X {1 + (r/100)}3 = 4320 ....... (II) On dividing equation (II) by equation (I), we have; {1 + (r/100)} = 1.2 Or, 100 + r = 120 So, r = 20
The ‘International PCOS Awareness Month’ being observed in which month annually?
Who authored the book "Gita Rahasya"?
Who is the author of the book “Men of Steel”?
The book 'Target 3 Billion' is written by ______.
Who authored 'The Resilient Entrepreneur - Strategies to set you up for Success'?
Which literary work titled "The Humble Administrator's Garden" is authored by?
Who is the author the book “A road ahead?”
The equivalent rank of Commodore of Indian Navy in the Indian Army is?
Who is the author of the collection of poems "Ek Samandar, Mere Andar"?
Who is the author of the book "The Population Myth: Islam, Family Planning and Politics in India," which provides a detailed analysis of the 'Muslim rat...