Teaching DSSSB PRT Special Educator Mock Test Quantitative Aptitude Profit and Loss Dishonest Dealings
A milkman promises to sell the milk at cost price but he mixes some water with milk and also uses a false weight of 800 mL instead of 1 L. If overall he earns 40% profit, then what percent of water he mixed in 1 L of the milk?
1
30%
2
12%
3
20%
4
40%