The average weight of Ram, Lakhan and Pavan is 67 kg. If the average weight of Ram and Lakhan is
62 kg and that of Lakhan and Pavan is 68 kg, the weight of Lakhan in kg is:
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sumof the weight of Ram Lakhan and Pawan =67 ×3 kg =201kg
sum of the weight of Ram and Lakhan =67×2=134kg
some of the weight of Lakhan and Pawan =68×2=136kg
so the weight of Lakhan =136+134-201
=270-201
=69kg
hope you like my answer
sum of the weight of Ram and Lakhan =67×2=134kg
some of the weight of Lakhan and Pawan =68×2=136kg
so the weight of Lakhan =136+134-201
=270-201
=69kg
hope you like my answer
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