Correct Answer: 46%
Explanation:
Total CP = (3.75/12) x 800 = (375/1200) x 800 = Rs. 250 Total SP = (1/2) x 450 + (2/5) x 350 = 225 + 140 = Rs. 365 Gain = 365 - 250 = Rs. 115 Gain percentage = (115/250) x 100% = 46%