MEDIUM
Earn 100

Pure milk costs Rs. 16 per litre. After adding water the milkman sells the mixture Rs. 15 per litre and thereby makes a profit of 25%. In what respective ratio does he mix milk with water?

50% studentsanswered this correctly

Important Questions on Averages

MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
In what ratio must a mixture of 15% spirit strength be mixed with that of 25% spirit strength to get a mixture of 21% spirit strength?
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
A can contain a mixture of two liquids A and B in the ratio 7: 5. When 9 L of mixture is drain off and the can is filled with B, the ratio of A and B becomes 7: 9. How many litres of liquid A was contained by the can initially?
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
How much quantity (in kg.) of wheat costing Rs.84 per kg. must be mixed with 81 kg. of wheat costing Rs.60 per kg. so that on selling the mixture at Rs.75.9 per kg, there is a gain of 15%?
EASY
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
A mixture contains wine and water in the ratio 3:2 and another mixture contains them in the ratio 4:5. How many litres of the latter must be mixed with 3 litres of the former so that the resultant mixture may contain equal quantities of wine and water?
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
The ratio of milk to water is 5:4. If two litres of water is added, the ratio becomes 10:9, then find a new amount of water in the mixture.
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
How many liters of water should be added to a 30 L mixture of milk and water containing milk and water in the ratio 7 : 3, such that the resultant mixture has 40% water in it?
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
Two varieties of sugar are mixed together in a certain ratio. The cost of the mixture per Kg is ₹0.50 less than that of the superior and ₹0.75 more than the inferior variety. The ratio in which the superior and inferior varieties of sugar have been mixed is:
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
Jar A contains "X" ltr of pure milk only. A 27 ltr mixture of milk and water in the respective ratio of 4:5 is added to Jar A. The new mixture thus formed in Jar A contains 70% milk. What is the value of X?
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
A 20 litre mixture contains milk and water in the ratio 3:2. Then 10 litres of the mixture is removed and replaced with pure milk and the operation is repeated once more. At the end of the two removals and replacements, what is the ratio of milk and water in the resultant mixture?
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
18 litres of pure water was added to a vessel containing 80 litres of pure milk. 49 litres of the resultant mixture was then sold and some more quantity of pure milk and pure water was added to the vessel in the ratio of 2: 1. If the resultant ratio of milk and water in the vessel was 4: 1, what was the quantity of pure milk added in the vessel?
EASY
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
What approximate value will come in place of the question mark (?) in the following questions? (You are not required to calculate the exact value).

1232136.07 =?
EASY
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
What approximate value will come in place of the question mark (?) in the following questions? (You are not required to calculate the exact value).

19.03×16.98×13.01= ?
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
A milkman purchases the milk at Rs. x per litre and sells it at Rs. 2x per litre. also he mixes 2 litre water with every 6 litres of pure milk. What is the profit percentage?
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
How much water must be added to 100 cc of 80% solution of boric acid to reduce it to a 50% solution ?
EASY
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
What approximate value will come in place of the question mark (?) in the following questions? (You are not required to calculate the exact value).

10303.88÷55.94+62.95=?
EASY
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
What should come in place of the question mark (?) in the following questions?
36 % of 250×18% of 50= ? +10
EASY
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
Hart mechanism has
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
A grocer purchased 80 kg. of sugar at Rs 13.50 per kg. and mixed it with 120 kg. sugar at Rs 16 per kg. At what rate should he sell the mixture to gain 16%?
EASY
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
What will come in place of the question mark (?) in the following questions ?

12 ×7-8 ×525+6= ?
MEDIUM
Numerical Ability>Arithmetic>Averages>Mixtures and Alligations
450 litres of a mixture of milk and water contain the milk and water in the ratio 9 : 1. How much water should be added to get a new mixture containing milk and water in the ratio 3 : 1 ?