Question
The method of monitoring the nutritional status of
plants by periodic and regular sampling and analysis of soil and plant parts is known as:Solution
Crop logging is a method of plant analysis for assessing nutrient requirement of crops, given by H.F. Clements. It was first used in sugarcane at Hawaii.
Two individuals, X and Y, travel from point P to point Q at different speeds. X takes 10 hours to complete the journey, while Y takes 12 hours. The diff...
Ratio of speeds of ‘A’ and ‘B’ is 6:7, respectively. If they participate in a 140-metre race and ‘B’ gives ‘A’, a head start of ‘m’ ...
A man walks 4 km at a speed of 2 kmph, runs 6 km at a speed of 2 kmph and goes by bus another 32 km. Speed of the bus is 8 kmph. Find the average speed ...
Ajay and Vishal left the place ‘X’ with different speeds which are in the ratio 5:3 respectively. Ajay left the place 36 seconds after Vishal. If af...
- Asha travels 40.5 km in 1 hour and 30 minutes. How far will she travel in 4 hours if her speed increases by 3 km/h?
How many seconds will a boy take to run one complete round around a square field of side 38 metres, if he runs at a speed of 6 km/h?
The speed of ‘A’ and ‘B’ is 50 km/hr and 25 km/hr, respectively. If the distance covered by ‘A’ in ‘x’ hours is 200 km more than that by...
The average speed of a bus is 2/3 of the average speed of a car which covers 1800 km in 20 hrs. What is the average speed of the bus?
Vikas covered a certain distance by bike. If he covers 40% of the distance at 40 km/h, 50% of the distance at 25 km/h and the remaining 10% distance at ...
Buses A and B are moving around a circular ground of radius 140 m. If the speeds of the buses A and B are 15 m/sec and 20 m/sec respectively, then what ...
