17 A boat moves upstream, at the ratebof 2 km in 10 min & downstream at the rate of 2 km in 6 mim the speed of the current is....
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speed of boat = b
speed of current=c
spéed= distance / time
upstream = 2km/10/60 hr
= 12 km/hr
upstream = 2km/6/60 hr
= 20 km/hr
b-c=12
b+c=20
simply
b=16
and c = 4
speed of current =4 km/hr
speed of current=c
spéed= distance / time
upstream = 2km/10/60 hr
= 12 km/hr
upstream = 2km/6/60 hr
= 20 km/hr
b-c=12
b+c=20
simply
b=16
and c = 4
speed of current =4 km/hr
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