In majority of the cases soil pH for optimal plant growth is
The optimal pH range of the soil suitable for plant growth should vary in-between 5.5 to 7.0. The soil should neither be too alkaline nor highly acidic in nature to support the healthy growth of the plants.
The ratio of age of A and his son is 9:2. If the difference of their ages 7 year ago is 21, then find the sum of ages of A and his son 13 year hence?
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 average age of A, B and C together is 44 years. Age of B is 12 Years hence from now will be 260% more than age of A. Four years ago from now ...
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...
‘A’ is 8 years younger than ‘B’ and 6 years elder than ‘C’. If the present age of ‘B’ and ‘D’ is 30 years and 20 years, respectively...
At present, Naveen is six years younger than Mohit. Mohit’s age fifteen years hence will be equal to thrice that of Naveen three years ago. What w...
A lad was asked his age by his friend. The lad said “The number you get when you subtract 25 times my age from twice the square of my age will be thri...
The current average age of Aman and Bhanu is 27 years, and the ratio of Bhanu's present age to Chetna's present age is 10:11. If Aman's current age is 2...
4 years ago, the average age of a family of six persons was 30 years. In between these 4 years the family adopted a girl. Now at present the average age...
The average age of 26 smdents in a class is 15 years. If teacher's age is included in it, then the average will increase by one. What is the teacher's ...
