DSSSB · Mathematics
The effective speed of a boat is 10 kmph against the stream and 15.4 kmph along the stream. Find the speed of the stream.
- 2.1 kmph
- 3.8 kmph
- 2.7 kmph
- 3.2 kmph
The effective speed of a boat is 10 kmph against the stream and 15.4 kmph along the stream. Find the speed of the stream.
- 2.1 kmph
- 3.8 kmph
- 2.7 kmph
- 3.2 kmph
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