# maths --plse help me..

posted by
**sumit**
.

On a certain sum, C.I. is Rs 41 and SI is Rs 40. for 2 years. What is the rate p.a

posted by
**sumit**
.

On a certain sum, C.I. is Rs 41 and SI is Rs 40. for 2 years. What is the rate p.a