number properties

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by gmattest001 » Tue Jan 31, 2012 6:26 am
1/2^12*5^6

means 1/(number having 6 zerors)

so it will have 6 zeroes.

C. 6

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by pemdas » Tue Jan 31, 2012 1:02 pm
in other words the question asks how many digits the number is shifted to the right in decimal representation of 1/[(2^12)*(5^6)]

1/[(2^6)*(2*5)^6]=1/[(2^6)*(10)^6]=(1/10)^6 *1/(2^6)=0.SIX ZEROS_64

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