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A typist while typing the numbers from 6...

A typist while typing the numbers from 600 to 799 mistakenly he typed 8 every time in place of 6. So the total number of times he has typed 8 is :

A

300

B

230

C

180

D

none of these

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The correct Answer is:
C
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QUANTUM CAT-NUMBER SYSTEM-QUESTION BANK
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