Rs. 1000 is lent out in two parts, one at 6 % simple interest

Rs. 1000 is lent out in two parts, one at 6 % simple interest and the other at 8 % simple interest. The yearly income is Rs. 75. The sum lent at 8 % is —

According to question ,
Given :- Total interest = Rs. 75

Average rate =		100 × 75		%
		1000 × 1

Average Rate = 7	1	%
	2

∴ (Sum at 6%) : (Sum at 8%)

=	1	:	3	= 1:3
	2		2

∴ sum at 8% = Rs.		1000 ×	3
			4

Hence , sum at 8 % = Rs. 750.