Question

A sum of money amounts to ₹ 600 in 4 years and to ₹ 650 in 6 years. Find the rate of interest per annum​

Answer 1

Let the principal be x

Amount = Rs.600

Interest = Amount - Principal

Interest = 600-x

Time = 4 years

---A

Amount = Rs.650

Interest = Amount - Principal

Interest = 650-x

Time = 6 years

So,

Substitute the value of x in A

Hence the rate of interest is 5%

A sum of money at SI amounts to Rs 600 in 4 years & Rs 650 in

6years. Find the R%

Answer 2

Answer:

$Rate\:of\:interest=5$%

see the pic that i have attached

hope this helps...