Question

If simple interest of rs. 10000 at r % per annum for a certain period is rs. 560 then simple interest at 2 r % per annum for the same period is​

Answer 1

Answer:

Rs. 1120

Step-by-step explanation:

First calculate r.

560 = 10,000 * r%

56,000 = 10,000r

56 = 10 r

r = 5.6

Simple interest at rate of 2r%

= 10,000 * 2r%

= 10,000 * 11.2%

= 1120