suppose 6kg of a salt contains 6×10^2crystal how many crystal are there in 1) 7kg of salt 2) 3•5 kg of salt
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Answer:
if 6 Kg = 6 × 10^7 crystals
then 1 Kg = (6×10^7)/6 crystals
= 1× 10^7 crystals
So 7 Kg contains = 7×( 1×10^7) crystals
7×10^7 crystals
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