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Question
The pages of a book are numbered from 1 to 100 manually. How many times will it be essential to write the number 5?
The pages of a book are numbered from 1 to 100 manually. How many times will it be essential to write the number 5?
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Solution
The correct option is B 19
5, 15, 25, 35, 45, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 65, 75, 85, 95.
There are 19 numbers here.
Note that while writing 55, we write 5 twice. Hence, 5 is written 20 times.
19
5, 15, 25, 35, 45, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 65, 75, 85, 95.
There are 19 numbers here.
Note that while writing 55, we write 5 twice. Hence, 5 is written 20 times.
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