Which of the following numbers is divisible by 3 but not by 6?

Which of the following numbers is divisible by 3 but not by 6?

Option( a) 123 is divisible by 3 but not by 6…….

Can you write a number that is divisible by 3 but not divisible by 6?

[A number is divisible by 3, if the sum of its digits is a multiple of 3 or divisibility by 3]. Since the sum of the digits of 297 = 2 + 9 + 7 = 18 which is divisible by 3. Therefore, 297 is divisible by both 3 but not by 2. Hence, 297 is not divisible by 6.

What are the two digit numbers divisible by 3?

The two-digit numbers divisible by 3 are 12, 15, 18., 99. Clearly, these number are in AP. Hence, there are 30 two-digit numbers divisible by 3.

Which of the following numbers is not divisible by 3?

For a number to be divisible by 3 sum of digits must be divisible by 3. Since 25 is not divisible by 3, therefore 28492 is not divisible by 3.

What are numbers divisible by 3?

3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96 and 99. There are 33 2-digit numbers that are divisible by 3.

Which of the following is 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.

What is the divisible by 6?

A natural number is divisible by 6 if and only if it is divisible by both 2 and by 3. To determine if a natural number is divisible by 6 requires one to know the “divisibility by 2 rule” and the “divisibility by 3 rule”. The natural number 918 ends in an even number (8).

How many two digit numbers are there which are divisible by 6?

15
So the number of two digit numbers which are divisible by 6 are 15.

Are all numbers divisible by 2 and 3 divisible by 6?

Since gcf(2,3)=1, then any number divisible by both 2 and 3 is necessarily divisible by 6.

What is the divisibility rule by 6?

Divisibility by 6 is determined by checking the original number to see if it is both an even number (divisible by 2) and divisible by 3. This is the best test to use. If the number is divisible by six, take the original number (246) and divide it by two (246 ÷ 2 = 123).

What are the numbers that are divisible by 6?

Rule: A number is divisible by 6 if it is even and if the sum of its digits is divisible by 3. Examples of numbers that are divisible by 6. 1) 114 is even .

How many two digit numbers are divisible by 3?

How many two digit numbers are divisible by 3? An arithmetic progression (A.P) is a progression in which the difference between two consecutive terms is constant. A.P = 12,15,18,…,99 ∴ Two digit numbers divisible by 3 = 30.

What is the divisibility by 3 rule in math?

What is the divisibility by 3 rule? Rule: A number is divisible by 3 if the sum of its digits is divisible by 3. 375, for instance, is divisible by 3 since sum of its digits (3+7+5) is 15. And 15 is divisible by 3. 1 + 2 = 3 and 3 is divisible by 3.

What is the divisibility test for a number?

In other words, a number passes this divisibility test only if it passes the test for 2 and the for 3 . Rule: A number is divisible by 6 if it is even and if the sum of its digits is divisible by 3. Examples of numbers that are divisible by 6. Number.