Answer: Option A
Explanation:
Let investment in 12% stock be ₹ x.
Then, investment in 15% stock = ₹ (12000 - x).
5x + 72000 - 6x = 1360 x 50
x = 4000.
Answer: Option B
By investing ₹ 1552, income = ₹ 128.
Dividend = 8%
Answer: Option C
For an income of ₹ 756, investment = ₹ 9000.
For a ₹ 100 stock, investment = ₹ 125.
Answer: Option D
To earn ₹ 10, money invested = ₹ 100.
Market value of ₹ 100 stock = ₹ 120.