What are the numbers divisible by 3 between 1 and 100?

For the number 3 there are 33 numbers divisible by 3 from 1 to 100.

What are all the numbers that are not divisible by 3?

Sum of all the digits of 73 = 7 + 3 = 10, which is not divisible by 3. Hence, 73 is not divisible by 3. Sum of all the digits of 137 = 1 + 3 + 7 = 11, which is not divisible by 3. Hence, 137 is not divisible by 3.

Are all numbers divisible by 3?

The rule for divisibility by 3 works for all numbers no matter how large. Add the digits of the number and check if this result is also divisible by 3. We add the individual digits of the number 7, 749, 984. 7 + 7 + 4 + 9 + 9 + 8 + 4 = 48.

How many times does the digit 3 appear in numbers from 1 to 100?

Numbers from 1 to 100 in which 3 is coming at unit place are 3, 13, 23, 33, 43, 53, 63, 73, 83, 93. Hence, total numbers are 10.

How many numbers between 1 to 100 are divisible by 3 and 5?

Let’s see how many numbers between 1 to 100 are divisible by 3 and 5 since that is much easier. To be divisible by 3 and 5 simultaneously, a number has to be divisible by 15 (3×5). Between 1 and 100, there are 100/15=6.66 and so 6 numbers (you can check that by multiplying 15 by 6 and 7 which gives us 90 and 105 respectively)-15,30,45,60,75 and 90.

How many whole numbers are there between 1 and 100?

If you want to include the limits 1 and 100, there are 100 whole numbers. If you want only numbers strictly between 1 and 100, there are 98. Of these, in either case there are 33 whole numbers that are divisible by 3, namely 3, 6, …, 96 and 99; and there are 9 whole numbers that are divisible by 11, namely 11, 22, …, 88 and 99.

How many numbers are not divisible by 15?

If a number is divisible by 3 and 5, it is divisible by 15. In the range 1 to 100, there are 6 such numbers. They are 15, 30, 45, 60, 75, 90. All the rest are numbers not divisible by 15.

Are all numbers divisible by 9 also divisible by 3?

As an example, 6, which is divisible by 3, is not divisible by 9. However, all numbers divisible by 9 are also divisible by 3 because 9 is divisible by 3. Are all numbers that are divisible by 9 divisible by 3?

https://www.youtube.com/watch?v=Q_HR6zYqgvw