Which one of the following techniques is used to monitor crop health?
"Remote sensing" is the technique used to monitor crop health. Remote sensing involves the use of satellite-based or airborne sensors to capture images and data from the Earth's surface. These images can be analyzed to assess various aspects of crop health, including vegetation vigor, stress, and disease prevalence.
Present ages of P and Q are in the ratio 4:9 respectively. If Q’s age, 12 years hence from now will be 4 times of P’s age, 4 years ago from now, the...
Sushil’s present age is 1/2 times of her father’s age. After 13 years, father’s age will be 3 times the age of Sonu. If 3 years ago So...
The ratio of the present ages of father and his son is 5:2. The product of their ages 4 years ago was 31 times of his son’s age that year. What wa...
In a classroom there are 13 boys and 11 girls. Average age of each boy and each girl is 23 years and 17 years respectively. The sum of ages of all the b...
The ratio of the present ages of P and Q is 8:5 respectively. If the age of P 10 years hence from now will be 100% more than the age of Q 4 years ago fr...
At the moment, Anuj and Bishnu have ages in the ratio of 3:4, respectively. If Bishnu's current age were 20% higher, the age gap between Anuj and Bishnu...
The ratio of the present ages of Ram and Ramesh is 3 : 5. After 7 years the ratio of their ages will be 4 : 5. Find the present age of Ramesh.
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?
‘A’ is 8 years younger than ‘B’ and 7 years elder than ‘C’. If the present age of ‘B’ and ‘D’ is 20 years and 15 years, respectively...
