The mass of 20 one rupee coins is 198g. Find the mass of each coins in SI unit?
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The mass of each of coins in SI unit is 0.0099 grams.
• Given data :
Total number of coins = 20
Total mass of the coins = 198 grams
• Now,we have to calculate the mass of the one coin by using the following mathematical formula :
Mass of one coin = Total mass of the coins / Total number of coins
= 198/20
= 9.9 grams
• Now,we have convert the mass of one coin into SI unit of mass,which is kilograms.
Mass of one coin = 9.9 grams = 0.0099 kilograms.
[ Term of unit conversion is 1000 grams = 1 kilogram]
So,the mass of one coin in the SI unit is 0.0099 grams (answer)
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