Correct Answer - Option 4 : 55%
Given:
Shalu bought a tea set = 3/10th of MP
SP = 50% more than CP
Calculation:
Let MP be 100
⇒ CP = 3/10 × 100 = Rs. 30
⇒ SP = 30 × 150/100 = Rs. 45
⇒ discount = Rs (100 - 45) = Rs. 55
⇒ discount% = 55/100 × 100% = 55%
∴ The discount percent is 55%.