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5. A boy goes to school at a speed of 3 km/hand returns to the village at a speed of2 km/h. If he takes 5 h in all, what is thedistance between the village and the school?(a) 16 km(b) 8 km(C) 6 km(d) 18 km |
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Answer» Answer: average velocity for the JOURNEY =3+5/2=4km/hdistance=4*5=20km is the ANS. i think |
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