786 bananas are bought for Rs 2751, sold at the rate of Rs 35 per half dozen.What is the percentage of profit or loss?

Answer 1

786/6 = 131 (half dozens)
2751/131 = 21 (cost price of each half dozen)
((35 - 21)/21) × 100 = 66.67% profit

Answer 2

2751 /786 =3.5 *6 = 21
21 :14
So. 66% profit