A sum of Rs. 2743 is lent into two parts so that the interest on the first part for 8 years at 3% per annum may be equal to the interest on the second part for 3 years at 5% per annum. Find the second sum? Select the correct option.
A) 1642  B) 1640  C) 1632  D) 1688  E) 6386
(x*8*3)/100 = ((2743 - x)*3*5)/100   24x/100 = 41145/100 - 15x/100   39x = 41145 =&gt; x = 1055   Second sum = 2743 – 1055   =1688   Answer:1688
<result>D</result>
A sum of Rs. 2743 is lent into two parts so that the interest on the first part for 8 years at 3% per annum may be equal to the interest on the second part for 3 years at 5% per annum. Find the second sum?