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Let the speed of the first truck be x and that of the second truck be y, Then, x – y = 14 —> (i) Time = Distance/Speed 9 = 450/ (x + y) x + y = 450/9 x + y = 50 —-> (ii) By solving the equation (i) and (ii), we get, 2x= 64 X = 32 km/hr, y = 18 km/hr Required ratio = 32: 18 = 16: 9
‘Arka Navneet’ is a variety of:
Crop raised to protect the main crop from adverse impact of nature and also to provide support to the crop is called:
With reference to farm planning and optimun resource use consider the following:
1. Monopolistic Competition
2. Perfect Competition
When male and female flowers are present on separate branches of same plant, this situation is known as _____
Powdery mildew disease is controlled by spray of
Which content in phosphatic fertilizers required for grade?
The mineral fraction of the soil represents
Which scientist isolated the bacteria ,Bacillus radicola?
Which of the following crop seeds has the highest oil content?
‘Allahabad Safeda’ is the variety of :
