Question
Download Solution PDFA boat can covers a certain distance in upstream and same distance in downstream in total of 7 hours 48 minutes, If upstream speed of the boat is 62.5%. of downstream speed of the boat and speed of the stream is 3 km/h, what is the total distance covered by the boat?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFCalculation
Let downstream speed is 8x.
So, upstream speed is 8x × 5/ 8 = 5x
So, [8x - 5x]/2 = 3
So, x = 2
So, upstream speed is 10 and downstream speed is 16
Let, Distance is D.
So, D/16 + D /10 = 7 (48/60) = 39/5
Or, 13D/80 = 39/5
Or, D = 48 km
Total distance is 48 + 48 = 96
Last updated on Jun 17, 2025
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