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In watershed project, development is started at the top of drainage basin and proceeds down the slopes to lowlands. The upper areas are occupied mostly by forests which are often degraded and most in need of repair, also treating upper parts of basin reduce runoff and thus protects lower land
In a company, the average number of employees named Amit and Chinky is 25. The number of Chinky's name employees is 50% higher than the number of Amit's...
The average weight of a group of five persons, A, B, C, D, and E is 60 kg. If another person K joins the group then the average weight of the group is d...
The average of n numbers is 60. If each of 55% of the numbers is increased by 12 and each of the remaining numbers is decreased by 12, then the n...
The average age of a group of 10 students is 30 years. Two persons of age 25 years and 30 years, left the group and 2 persons of age 54 years and...
A company produces 3 types of items A, B, and C. The cost of producing A is ₹200, B is ₹300, and C is ₹500. If the company produces 400 units of A...
The average mark obtained by 120 candidates in a certain examination is 50. If the average marks of passed candidates are 55 and that of the failed cand...
Average age of company A is 22 years and average age of both companies A and B is 14 years. If the ratio of number of employees in company A and B is 3:...
The average of ten positive numbers is calculated as 56. On observing, it was found that two numbers 64 and 32 are wrongly interpreted as 76 and 52, res...
The average of first three numbers of a set of six numbers is 60 .The average of the second, third and fourth numbers is 20 and the average of the third...
The average number of books sold by Viren in first 4 months is 3600 and in first 5 months is 4200. If the number of books sold by him in 6th ...