The movement and filtration of water through soils and permeable rock is termed as
Movement of water into soil is called infiltration, and the downward movement of water within the soil is called percolation
In a classroom there are 15 boys and 12 girls. Average age of each boy and each girl is 23 years and 17 years respectively. The sum of ages of all the b...
Sum of the present ages of A, B, C and D is 68 years. After 4 years ratio of their ages is 5:4:3:2. What is C’s present age?
A man invested a sum of Rs. 25,000. He invested some part at 5% p.a. and remaining at 5.5% p.a.
How much money did he invest at 5% p.a.?
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The average age of three children in a family is 25% of the average of the age of father and the eldest child. The total age of the mother and the young...
Present ages of P and Q are in the ratio 2:5 respectively. If Q’s age, 15 years hence from now will be 5 times of P’s age, 5 years ago from now, the...
The present age of Raj is 10% less than that of Pranay. Pranay is two years younger than Queen. Ten years ago, the average of the ages of Queen and Raj ...
The average age of a man and his two children is 15 years and the average age of man's wife and the same children is 13 years. If the age of man is 31 y...
The sum of ages of organization members (including clerk and managers) is 380 years. The total ages of clerks and managers are in the ratio 1:3 and the ...
Twelve years hence, the ratio between the ages of C and E is 5:7 respectively. The present age of A is 25% less than that of D. Four years ago, the aver...
P says to Q ‘’ I am thrice as old as you were when I was as old as you are’’. The sum of their ages is 100 years. Find the difference of their ...