A sum of725 is lent in the beginning of a year at a certain rate of interest. After 8 months, a ...

A sum of 725 is lent in the beginning of a year at a certain rate of interest. After 8 months, a sum of 362.50 more is lent but at the rate twice the former. At the end of the year, 33.50 is earned as interest from both the loans. What was the original rate of interest?

A sum of Rs 725 is lent in the beginning of a year at a certain rate of interest. After 8 months, a sum of Rs 362.50 more is lent but at the rate twice the former. At the end of the year, Rs 33.50 is earned as interest from both the loans. What was the original rate of interest? (a) 3.6% (b) 4.5% (c) 5% (d) 6% (e) None of these

A sum of Rs. 825 is lent in the beginning of a year at a certain rate of interest. After 8 months, a sum of Rs. 412.50 more is lent but at the rate twice the former. At the ned of the year, Rs. 35.75 is earned as interest from the loans. What was the original rate of interest ?

A person lent out certain sum on simple interest and the same sum on compound interest at a certain rate of interest per annum. He noticed that the ratio between the difference of compound interest and simple interest of 3 years and 2 years is 16:49. The rate of interest per annum is

A person lent out a certain sum on simple interest and the same sum on compound interest at a certain rate of interest per annum. He noticed that the ratio between the difference of compound interest and simple interest of 3 years and that of 2 years is 25:8. The rate of interest per annum is (a) 10% (b) 11% (c) 12% (d) 12 1/2%