Required Ratio =15% of 2/5 × 25crore / 8% of × 3/8 × 25crore = 30/500 : 800/24 = 5 × 8 :5 × 4 = 2 : 1
The average of five consecutive natural numbers is 14. What will be the average of the seven numbers if the next two natural numbers are also included?
The average weight of 8 persons is increased by 2.5 kg, when a person whose weight is 56 kg, is replaced by a new comer. Find the weight of new comer?
Of the four numbers, whose average is 75, the first is one-fourth of the sum of the last three. The first number is
The average cost of three chairs is Rs.10000. The average cost decrease by 12% when one more chair is included. What is the cost price of the 4th
Out of three numbers the average of the first and the second number is 37 more than the average of the second and the third number. What is the differen...
The average age of 26 children and their teacher's age are 22 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?
The average of 8 numbers is 22. When two new numbers 'p' and 'q' are added, the average increases by 3. If p - q = 10, find the value of q.
Average age of company A is 26 years and average age of both companies A and B is 12 years. If the ratio of number of employees in company A and B is 2:...
The average of five numbers is 30. If one of the numbers is removed, the average becomes 25. What is the number that was removed?
The average age of the husband, wife, and their child 3 years ago was 24 years and that of the Wife and the child 5 years ago was 19 years. The present ...
