If the interest of a principal in `2` years be `(1)/(8)` of it, then find the rate of simple interest per annum.

The simple interest of a principal in 1 year and 9 months at the rate of simple interest of 5% per annum is 63Rs more than of the same principal in 2 years and 4 months at the rate of simple interest of 4(1)/(2)% per annum. Find the principal.

Fill in the blanks If the ratio between principal and amount in 1 year is 8:9, then the rate of simple interest per annum is_____.

If the principal is double in ten years, then the rate of simple interest per annum is

The total interest of a principal in n years at the rate of simple interest of r% per. Annum is pnr/25, then the principal will be

If the simple interset on a certain sum of money afte 6 (1)/(4) years is (3)/(8) of the principal, then find the rate of interest per annum.

Write True or False If the ratio between principal and amount is 8:9, then the rate of simple interest per annum is 1%.

If a principal becomes dublein 10 years. Then the rate of simple interest in prescent per annum will be

Multiple Choice Questions (MCQ) If a principal becomes twice of its amonut in 10 years, then the rate of simple interest per annum is

If the total interest becomes ₹ a for any principal having the rate of simple interest of a% per annum for a years, then the principal will be

A certain sum amounts to four times the principal within a period of 2 years. The rate of simple interest per annum is