Which of the following statements is true? (Rate of interest = R% per annum)
In simple interest the principal changes every year.
In compound interest the principal is fixed every year.
In compound interest the principal changes every year.
Both compound interest and simple always have the same principal every year.
In simple interest the principal doesn’t change yearly while in compound interest it does change yearly.
In compound interest, when the interest is compounded half-yearly, the principal changes every __________.
The difference between the simple interest on a certain sum at the rate of 10% per annum for 2 years and compound interest which is compounded every 6 months is Rs.124.05.What is the principal sum?