Rs 3500 is divided into two parts such that one part is put out at 3% and the other at 5%. If the annual interest earned from both the investments be Rs 144, find the first part.	Answers.
A) s 4000  B) s 2800  C) s 1800  D) s 1500  E) s 1550
Explanation :   Average rate = (144/3500)*100 = 4.11   Ratio = 8.85:11.14   So, first part = (8.85/20)*3500 = Rs 1550.   Answer : s 1550
<result>E</result>
Rs 3500 is divided into two parts such that one part is put out at 3% and the other at 5%. If the annual interest earned from both the investments be Rs 144, find the first part.