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Let the speed of stream be ‘x’ km/hr. So, speed of boat in still water = 4 × x = 4x km/hr Downstream speed of boat = 4x + x = 5x km/hr According to question; 5x = 120/8 = 15 Or, x = 3 Upstream speed of the boat = 4x – x = 3x = 3 × 3 = 9 km/hr Required time taken = 108/9 = 12 hours
The Demand goods which are related to the demand for other goods are called
Which of the following statement is/are correct?
A. India’s first National Water Policy was adopted in 1977.
B. Most of the water in vap...
Which process share the same pathway as glycolysis but in opposite direction?
Weeping jelly is due to excess of:
Cotton and pigeon pea are:
Which one the following is responsible for Rice tungro virus transmission?
Phalaris minor is a weed in which crop?
For inducing the germination stratification is practised in seeds of
Which of the following is affected first under water stress conditions?
Which one the following is considered when the calculated F is greater than table F value at 5% only, the differences in treatments is?
