ek sipahi aur ek chor ke beech ki distance 300 meter hai sipahi ki speed18 km/hour aur chor ki chal 15 km/hour hai to sipahi chor ko kitnee der me pakad lega
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Answer:
6 minutes
Step-by-step explanation:
sipahi ki speed 18*5/18 m/sec
chor ki speed 15*5/18 m/sec
samjhiye chor aur x m jaane k baad pakda gya
matlab sipahi ko aur (300+x) m jaana pdega , dono ka time ek hi hoga t
so, t= time taken by sipahi=time taken by chor=(300+x)*18/18*5=x*18/15*5
=>300+x/6=x/5
=>1500+5x=6x
=>x=1500m
mtlb chor aur 1500 m bhagne k baad pakda jayega.
time,t=distance/speed=x*18/15*5=1500*18/15*5=360 sec=6 mins
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