A four year Indira Vikas certificate with a maturity value of Rs. 700 is purcahsed for Rs. 500. The rate % p.a. is :
Kiran deposited Rs. 200 per month in a recurring deposit account for 3 years. Find the amount payable to him on maturity, if the rate of interest is 11% p. a.
Komal has a recurring deposit account in a post office of Rs 500 per month at the rate of 9% per annum for 4 years. Find the maturity value.