Quantitative Apitude-Ratio & Proportion
Quantitative Apitude-Ratio & Proportion
91. A mixture contains milk and water in the ratio 5 : 1 . On adding 5 litres of water, the ratio of milk to water becomes 5 : 2. The quantity of milk in the original mixture is :
- 16 litres
- 25 litres
- 22.75 litres
- 32.5 litres
92. Two equal glasses are respectively 1/3 and 1/4 full of milk. they are then filled with water and the contents mixed in a tumbler. The ratio of mik and water in the tumbler is :
- 7 : 5
- 7 : 17
- 9 : 21
- 11 : 23
93. Three bottles are filled with a mixture of milk and water in the ratio 4 : 3, 5 : 4 and 7 : 6 respectively. If the contents of three bottles are poured into a single vessel, then the ratio of milk to water in the new vessel is :
- (4/3 + 5/4 + 7/6 : 3/4 + 4/5 + 6/7)
- ( 4/7 + 5/9 + 7/13 + 4/9 + 6/13)
- ( 4/3 + 5/4 + 7/6 : 1 + 1 + 1)
- (1 + 1 + 1 : 3/4 + 4/5 + 6/7)