Question

find the rate of interest per annum for 2500 gives an interest of rupees 270 in 3 years ​

Answer 1

Answer:

Step-by-step explanation:Step1 : Principal is 2500 time is 3 years interest is 270.

The formula to find the interest is Principal ×Rate×Time÷100.

Step2 : 270=2500xrate×3÷100 So the numbers will be shifted to le ft side of equal sign.

Step3 : now the equation is 270×100/2500×3= rate.

90/25=rate

3.6%=rate