How many numbers contain the digit 3?
Table of Contents
How many numbers contain the digit 3?
Almost every integer has a digit 3 in it.
| Number of digits is not more than | 1 | 3 |
|---|---|---|
| Total number of such integers | 10 | 1000 |
| Among them, have digit 3 | 1 | 271 |
How many times does the digit 3 appears in numbers from 1 to 100?
The number of 3 are 3, 13, 23, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 43, 53, 63, 73, 83 and 93. Total number of 3’s are 20.
How many times 4 is written in numbers from 1 to 60?
Therefore, from equation (1) 60 can go into 4 for 15 times.
How many times does the digit 3 appear in numbers from 1 to 100 such that the number where 3 appears is not divisible by 3?
Solution(By Examveda Team) Clearly, from 1 to 100, there are ten numbers with 3 as the unit’s digit- 3, 13, 23, 33, 43, 53, 63, 73, 83, 93; and ten numbers with 3 as the ten’s digit – 30, 31, 32, 33, 34, 35, 36, 37, 38, 39. So, required number = 10 + 10 = 20.
What percentage of numbers contain 3?
For example, 13, 31, 33 and 103 all contain the digit “three” at least once. ANSWER! Answer: How Many Threes? 100\% of all integers contain at least one three.
How many 2 digit numbers contain the number 3?
∴ Two digit numbers divisible by 3 = 30.
How many digits are there if you will write numbers from 1 to 100?
192 digits
If we write down the numbers from 1 to 100, we need to use 192 digits: one each for the number from 1 to 9, two each for each of the ninety numbers from 10 to 99, and three for the number 100. How many of these digits are zeros? The digit zero appears only in the numbers 10, 20, 30, 40, 50, 60, 70, 80, 90, 100.
How many times does the digit 1 appear in numbers from 1 to 100?
Hence, the digit 1 appears in numbers from \[1\] to \[100\] for 21 times.
How many times does the digit 4 appear between 1 and 50?
The digit four appears once in each of the following: 4, 14, 24, 34, 40, 41, 42, 43, 45, 46, 47, 48, 49, 54, 64, 74, 84 and 94 for a total of 18 times.
Why do almost all million digit numbers contain a 3?
Why do almost all million-digit numbers have a 3? There will be 100 three digit numbers starting with three. In every other set of 100(of which there are 9x), there will be 10 3’s from the “30’s”. There will be 9 other places for each set of 100 where there is a 3.