How many digits are required to number a book containing 1000 pages?
Answers
Answer:
if its a iq question answe would be 10.
but if its math answer would be
1×9+2×90+3×901
=9+180+2703
=2892
Answer:
The number of digits required to number a book containing 1000 pages is 2893 digits
Step-by-step explanation:
Given: A book contain 1000 pages
To find: The number of digit required for 1000 pages
Solution:
A book contain 1000 pages
In a book from number 1 to 9 there are 9 pages
One digit contain
Pages = 1 t0 9
Number = 9
Total one digits = 9
In a book from number 10 to 99 there are 90 pages
Two digit contain
Pages = 10 to 99
Number = 90
Total digit = 90 × 2
= 180
Total two digit = 180
In a book from number 100 to 999 there are 900 pages
Three digit contains
Pages = 100 to 999
Number = 900
Total digits = 900 × 3
= 2700
Total three digit = 2700
In a book the number 1000 has 1 pages
Four digit contains
Pages = 1000
Number = 1
Total digits = 1 × 4
= 4
Total four digit = 4
Add all the digits.
Total number of digits of a book = 9 + 180 + 2700 + 4
= 2893
Total number of digits is 2893
Final answer:
The number of digits required to number a book containing 1000 pages is 2893 digits
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