A person invested a total sum of Rs 7900 in three different schemes of simple interest at 3%, 5% and 8% per annum. At the end of one year he gotÂ same interest in all three schemes. What is the money (in Rs) invested at 3%?

A person invested a total sum of Rs 7900 in three different schemes of

1.	A person invested a total sum of Rs 7900 in three different schemes of simple interest at 3%, 5% and 8% per annum. At the end of one year he gotÂ same interest in all three schemes. What is the money (in Rs) invested at 3%?
A.	2900
B.	3500
C.	4000
D.	5600
Answer» D. 5600