Raj invests a part of Rs. 12,000 in 12% stock at Rs. 120 and the remainder in 15% stock at Rs. 125. If his total dividend per annum is Rs. 1360, how much does he invest in 12% stock at Rs. 120? Choose the correct option.
A) 3000 B) 4000 C) 5000 D) 5500 E) 6000
investment in 12% stock be X   Then investment 15% stock = (12000-x)   12/120*x+15/125*(12000-x) = 1360   x=4000   ANSWER 4000
<result>B</result>
Raj invests a part of Rs. 12,000 in 12% stock at Rs. 120 and the remainder in 15% stock at Rs. 125. If his total dividend per annum is Rs. 1360, how much does he invest in 12% stock at Rs. 120?