Question

How much time will it take for an amount of ₹9000 to yield ₹810 as interest at 4.5 % per annum of simple interest?

[Irrelevant answers will be reported]​

Answer 1

2 years

Explanation:

Let us take the time period be t .

And , we know formula of SI as ,

`\boxed{SI = (PRT)/(100)}`

`\implies Rs 810 = (Rs 9000 * 4.5 * t )/(100)\\\\\implies t = (810 * 100 )/(9000* 4.5 ) \\\\\underline{\boxed{\red {\implies Time = 2 \ years }}}`