Farah wants to make some profit by selling sugar. She tries various methods. Which of the following would yield maximum profit?
a) Selling sugar at 14.4% profit
b) Use 845g of weight instead of 1kg
c) Mix 13.34% impurities in sugar and selling at cost price
d) Increase the price by 6.4% and reduce weights by 6.4%
1
c
2
b
3
a or b
4
a