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Soil fertility refers to the capacity of soil to retain and supply essential nutrients to plants, promoting their growth.
20 years ago, the age of ‘I’ was 50% more than ‘J’. If the sum of their present ages is 90 years, then find the present age of ‘I’.
...At present, the age of the father is 5 times that of the age of his son. After 10 years, the father’s age would be 3 times that of his son. Find t...
Ratio of the present ages of Lisa and Mike is 6:x respectively. Five years hence from now, the sum of the ages of Lisa and Mike will be 65 years. Six ye...
At the time of 'Binny's birth, the age of 'Ankush' was twice the present age of 'Binny'. Fourteen years from now, if the ratio of their ages is 25:13, f...
The average age of 12 boys in a group is 8 years. If 3 more boys join the group, the average is increased by 1 year. What is the average age (in year...
A fruit seller bought 186 bananas at the rate of ₹72 per dozen. He found that 35 bananas were rotten and could not be sold. He sold the re...
The current ages of A and B are in the ratio of 8:15. Eight years ago, the ratio of their ages was 6:13. What will be the ratio of their ages 8 years f...
The present age ratio of A and B is 4:7. After 5 years, the ratio of their ages will be 5:8. Find the present age of B.
Present ages of 'A' and 'B' are in the ratio 3:5, respectively. If B's age, 14 years hence from now will be 2 times of A's age, 8 years ago from now, th...
The present ages of Goutam and Tia are in the ratio 16:15. Their ages were in the ratio 4:3, twelve years ago. How old is Sahil if he is 11 years older ...