Class Name: Placement Readiness Online Aptitude Crash Course
Class Session: Mixtures and Allegation
Total Questions: 25 | Duration: 45 Mins
Find the average income of a family in which there are three earning member whose monthly incomes are Rs. 68000, Rs.45000 and Rs. 46000.
The average age of 5 boys is 13 years. When a boy left them, their average age decreased by 1 year. What is the age of that boy left them?
The slaes recorded by a salesman in 6 days of a week are as follows: Rs. 90000 per day for the first 3 days, Rs. 75000 per day for the next 2 days and Rs. 60000 for the sixth day. What is his daily average sales in that week?
The average of 15 number is 75. If each number is doubled, find the new average.
The average of 12 numbers is 48. If each number is divided by 3. What will be the row average?
The average of 25 number is 12. If 5 is added to each number, find the new average.
If average of 100 number is 67. If 2 is substracted from each number, find the new average.
The average age of 25 women in 30 years. When a new woman joined them, the new average remains the same 30 year. What is the age of woman joined them?
12kg of rice costing Rs. 40 per kg and 8 kg of rice costing Rs.50 are mixed. What will be the cost of the mixture per kg?
15 litres of 70%. Sulphuric acid is mixed with 10 litre of 80%. Sulphuric acid. What will be the concentration of the resulting solution?
5kgs of sugar costing Rs. 40 per kg in mixed with 10 kgs of sugar costing Rs. 25 per kg. If the mixture is sold at Rs. 36 per kg, find the project per kg.
15 litre of oil costing Rs.75 per litre and 10 litre of oil costing Rs. 35 are mixed. If the mixture is sold at 20% Profit, find the selling price of the mixture per litre.
There are four member in a family. Their present average age in 32 years. What will be their average age after 8 years?
The average income of the staff of a company is Rs. 27000. If they are getting 10% increment, what will be their average income?
A milk vendor purchased 20 litre of pure milk. He added 10 litre of water in that and sold at the cost of 20 litre of milk. Find his profit percentage?
A milk vendor added water with 18 litre of pure milk and sold it at the rate what he has purchased. If he gets 50% profit, find how much water did he add.
Find the quantity of rice costing Rs. 80 per kg mustbe mixed with 4 kg of rice costing Rs 60 per kg so that the resulting mixture will cost Rs. 72 per kg.
Find the cost of the mixture of 20 litres by oil costing Rs. 190 per litre is mixed with 10 litres of oil costing of Rs. 160 per litre.
A vendor mixed two varities of pepper costing Rs. 80 per kg and Rs. 120 per kg. If he gets 20% profit by selling the mixture at Rs. 132, find the ratio of the mixture.
A milk vendor mixed 2kg of ghee costing Rs. 200 per kg and 3kg of ghee costing Rs. 250 per kg. If he is selling the mixture at Rs. 260 per kg, what will be his profit?
A versed her 200 litre of pure milk. If 20 litre of milk is removed and replaced by water, find the concentration of milk in the mixture.
From 150 litres of pure milk, 15 litre is withdrawn and replaced by water. From the mixture again 15 litres is withdrawn and replaced by water. What is the ratio of milk and water is the present mixture?
A total of 80 chocolate were distributed among 18 children such that each boy gets 4 chocolates and each give gets 5 choclates. Find the number of boys.
A container bar 15 litres of pure milk which is added with 15 litres of mixture of milk and water containing 70% milk. What is the percentage of milk in the new solution?
Cost of milk is reduced from Rs. 30 per litre to Rs. 25 per litre by adding water with the pure milk. Find the proportion of milk and water.