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Old 07-24-2007   #4
Ajinkya N
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1. 3 [All the digits are significant]2. 4 [All of them again]3. 4 [All of them again]4. 2 [Only the first 2 are significant. It can be written as 25 * 10^3]5. 2 [The last 2 digits are the significant ones]
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