MATHS Fill in the blanks.

If the principal is ₹ 3400, then the amount to be paid at the end of 5 years at 8% р.а. simple interest will be ________.

If ₹ 2600 becomes ₹ 3900 in 5 years, then the rate of interest is ________.

The simple interest on ₹ 800 invested at 13% per annum for 3 years is ________.

The rate per cent per annum is the interest on _______ for 1 year.

The money borrowed for a certain period is called ________.