At what rate percent per annum simple interest will a sum double itself in 8 years 4 months.

A sum of Rs. 1550 is lent out into two parts, one at 8% and another one at 6%. If the total annum income is Rs. 106 the money lent at 8% is

The simple interest on Rs. 9125 at 4% per annum from April 5, 1987 to August 10, 1987 is

The sum of money that will give Re. 1 as interest per day at 5 % per annum simple interest is:

Interest on Rs.100 for 1 year is called _____________

Simple interest on Rs. 700 at 9% per annum for the period from 5^th February 1984 to 18^th April, 1984 

The principal which yields a simple interest of Rs.90 at 6% per annum in 3 years is:

If the interest is calculated uniformly on the original principal throughout the loan period,then the interest is called __________

__________= Principal+Interest

Let principal = Rs P,Time = T years and Rate = R% per annum -Then Simple Interest(SI) is _____________