A sum amounts to Rs. 3600 at 2% per annum under simple interest and Rs. 4800 at 4% per annum under simple interest. The time taken is ___.

The simple interest on ₹ 6250 at 4% per annum for 6 monthes is

A borrowed a certain sum of money from B at the rate of 10% per annum under simple interest and lens one-fourth of the amount to C at 8% per annum under simple interest and the remaining amount to D at 15% per annum under simple interest. If the end of 15 years. A made profit of Rs 5850 in the deal, then find the sum that A had lent to D.

Rajesh gave 1200 on loan. Some amount he gave at 4% per annum on simple interest and remaining at 5% per annum on simple interest. After two years, he got 110 as interest. Then the amounts given at 4% and 5% per annum on simple interest are, respectively

Calculate the amount of Rs. 2500 at 12% per annum for 8 years under simple interest.

A sum of money amounts to Rs.1500 in 5 years at 10% per annum at simple interest. find the sum

A sum of money amounts to Rs. 1500 in 5 years at 10% per annum at simple interest. Find the sum.

Calculate the amount on Rs. 20000 at 5% per annum for 5 years under simple interest (in Rs. )