1.

A boat travels 75 km in upstream water in 3 hours and 60 km downstream in 1.5 hours. What will be the speed of the boat in still water?

A. 32.5 किमी प्रतिघंटा
B. 30 किमी. प्रतिघंटा
C. 65 किमी. प्रतिघंटा
D. 60 किमी. प्रतिघंटा
Answer» B. 30 किमी. प्रतिघंटा


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