Quantitative aptitude

Speed of boat in still water is 12 km/h and speed of stream is 4 km/h. The boat takes total 6 hours to go and come back

April 24, 2024

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Speed of boat in still water is 12 km/h and speed of stream is 4 km/h. The boat takes total 6 hours to go and come back

Speed of boat in still water is 12 km/h and speed of stream is 4 km/h. The boat takes total 6 hours to go and come back, Find the length of river.

(a) 23 km

(b) 45 km

(c) 32 km

(d) 54 km

Sol:

Speed of boat in still water is 12 km/h and speed of stream is 4 km/h. The boat takes total 6 hours to go and come back

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Speed of boat in still water is 12 km/h and speed of stream is 4 km/h. The boat takes total 6 hours to go and come back

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In a class, the average weight of 40 boys is 65 kg and that of 50 girls is 60 kg. After a few days, 40% of the girls and 50%

Tags: quantitative aptitude

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