Answers

2014-06-06T14:38:49+05:30
We will use the formula 2d=v*t
where v= velocity of SONAR in water
t= time taken.
2d=1450*73105850m
2d=105805m
d=105850/2
d=52925m=52.925 km
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2014-06-06T14:41:59+05:30
The distance of enemy ship is 52.925
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