Some amount is lent at 6% per annum simple interest.After 1 year rupees 6800 is repaid and the rest of the amount is repaid at 5% per annum.If the second year's interest is 11/20 of the first years interest,find what amount of money was lent out. Choose the most appropriate option:
A) 17000
B) 16800
C) 16500
D) 17500
E) 18500
Let the amount=x   Interest after 1st year= x*6/100=3x/50   Lent sum remained after repaying 6800 Rs= x+(3x/50) - 6800= (53x/50)- 6800   Interest after 2nd year=[(53x/50)- 6800]*5/100   Given, second year's interest is 11/20 of the first years interest,so [(53x/50)- 6800]*5/100=(11/20)*3x/50   =&gt; (53x/50)- 6800 = 33x/50   =&gt; 20x= 340000   =&gt; x= 17000   17000NSWER:17000
<result>A</result>
Some amount is lent at 6% per annum simple interest.After 1 year rupees 6800 is repaid and the rest of the amount is repaid at 5% per annum.If the second year's interest is 11/20 of the first years interest,find what amount of money was lent out.