Choose the correct figure from the answer figures that replaces the question mark.
At 8% simple interest per annum a sum of money becomes Rs. 300 in 2 \( \frac{1}{2} \) years. What was the sum invested?
From the top of a platform, the angle of elevation of a tower was 30°. The tower was 45 m high and the horizontal distance between the platform and the tower was 40\(\sqrt{3}\) m. What was the height of the platform?
Choose the correct water image of the given figure.