How many figures (digits) are required to number a book containing 200 pages?

200
600
492
372

Correct Answer: 492

Explanation:

Number of one digit pages from
1 to 9 = 9
Number of two digit pages from
10 to 99 = 90
Number of three digit pages from
100 to 200 = 101
∴ Total number of required figures
= 9 x 1 + 90 x 2 + 101 x 3 = 492

More Questions from Number System

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A two-digit number is seven times the sum of its digits, If each digit is increased by 2, the number thus obtained is 4 more than six times the sum of its digits, Find the number?
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