Question

4
John deposited 400 every month in a bank's recurring deposit account for 2 years.
If he gets 1085 as interest at the time of maturity, then the rate of interest per annum​

Answer 1

Answer:

check the picture

Step-by-step explanation:

hope this works!

Answer 2

Step-by-step explanation:

mothly deposit=400

no.of months=24

interest=1085

interest =p×n(n+1)×r÷2400

400×24×25×r÷2400

1085=100R

R=1085÷100

10.85%=R