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Questions  

The mass of a ball is 1.76 kg. The mass of 25 such balls is

a
0.44×103 kg
b
4.40 kg
c
44 kg
d
44.00 kg

detailed solution

Correct option is D

If we add 1.76 kg, twenty five timesThen, mr=44 kgFrom the law of significant figures for addition answer should be,mr=44.00 kg

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