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Three cans A, B and C are having mixtures of syrup and water in the ratio 1 ∶ 5 , 3 ∶ 5 and 5 ∶ 7 respectively. If the capacities of the cans are in the ratio 5 ∶ 4 ∶ 5, then find the ratio of syrup to water, if the mixtures of all the three cans are mixed together.
1). 44 ∶ 119
2). 24 ∶ 111
3). 46 ∶ 143
4). 53 ∶ 115

In what ratio the milk costing Rs. 24 per liter must be mixed with water to make mixture cost Rs. 18 per liter taking cost of pure water to be 0 ?
1). 3 : 7
2). 2 : 3
3). 3 : 1
4). 1 : 3


1). 16 : 49
2). 9 : 8
3). 10 : 3
4). 49 : 16

What quantity of water should be added to 5 L of 20% solution of salt, so that it becomes a 10% salt solution?
1). 3.5 L
2). 5.7 L
3). 5 L
4). Cannot be determined

There are two vessels A & B of capacities 12 litres and 18 litres. They have different concentrations of alcohol. Equal quantity of mixture is taken from both the vessels at the same time and poured into one another, then the concentration of alcohol become equal in both the vessels. Find the quantity of mixture taken from each vessel.
1). 4.8 litres
2). 6 litres
3). 7.2 litres
4). 8.4 litres

An alloy is made by mixing metal A costing Rs. 2000/kg and metal B costing Rs. 400/kg in the ratio A ∶ B = 3 ∶ 1. What is the cost (in Rs.) of 8 kilograms of this alloy?
1). 1600
2). 9800
3). 6400
4). 12800

A big container contains 300 liters of Milk. The owner of the container replaces 30 liters of milk with water. After, sometime out of greed he again replaces 60 liters of milk with water. Meanwhile a thief came and stole 90 liters of milk and replaces it with water. Find what is the quantity of water in the final mixture.
1). 148.8 liters
2). 128.8 liters
3). 130.8 liters
4). 120.8 liters


1). 5/4
2). 5/2
3). 3/4
4). 4/3


1). 825 kg
2). 990 kg
3). 780 kg
4). 690 kg


1). 51 : 115
2). 52 : 115
3). 53 : 115
4). 54 : 115

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