Sushi invested an amount of Rs. 10,000 at the rate of 15% p.a simple interest and another amount at the rate of 16% p.a. simple interest. The total interest earned at the end of one year on the total amount invested became 14% p.a. Find the total amount invested?  Pick:
A) 10900
B) 10800
C) 10500
D) 10600
E) 10580
Let the second amount be Rs. x. Then,   (10000 * 15 * 1)/100 + (x * 16 * 1)/100 = [(12000 + x) * 14 * 1] / 100   15000+ 16x= 16800 + 14x   x = 900   Total investment = 10000 + 900 = Rs. 10,900.10900nswer: 10900
<result>A</result>
Sushi invested an amount of Rs. 10,000 at the rate of 15% p.a simple interest and another amount at the rate of 16% p.a. simple interest. The total interest earned at the end of one year on the total amount invested became 14% p.a. Find the total amount invested?