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Which is a composite number 3 5 7 or 9?
9 is a compostie number because it is divisible by 3. A prime number is only divisible by 1 and itself.
Is 646 divisible by 9?
6 + 4 + 6 = 16 1 + 6 = 7 → No; 646 is not divisible by 9 (there is a remainder of 7). ----------------------------------------- Only if the sum of the digits is divisible by 9 is the original number divisible by 9. Repeat the test on the sum until a single digit remains; only if this single digit is 9 is the original number divisible by 9, otherwise this single digit is the remainder when the original number is divided by 9.
Is 705 divisible by 9?
A number is divisible by nine if the sum of the digit foms a number that is multiple of nine table . So this number 705 can be check by like this way : 7+0+5= 12 is not found on the multiplication of nine , so it does not divisible by nine.
Which one is NOT divisible by 9 234 345 or 567?
For each given number, add the digits. If the sum comes to nine, then it is divisible by '9'. 234 ; 2 + 3 + 4 = 9 So is dividble by '9' 345 ; 3 + 4 + 5 = 12 = 1 + 2 = 3 Not divisible by '9' 567 ; 5 + 6 + 7 = 18 = 1 + 8 = 9 so is divisible by '9'.
Why any number that is divisible by 9 is also divisible by 3?
as 9 is made of 3 times 3 so any number (such as 90) which is divisible by 9 will also be divisible by 3 and the answer will be 3 times bigger so 90/9 is 10 then 90/3 = 30 which is 10 x 3 Example: same for any number that is divisible by 14 will also be divisible by 7 (or also 2) as 14 = 7 x 2 or divisible by say 50 is also divisible by 5 or 10 as 50 = 5 x 10 and so on ...
Is 267 divisible by 9?
No, because for a number to be divisisble by 9, it's digits (2,6 & 7) must add together to produce a number divisible by 9. 2+6+7=8+7=15. Is 15 divisible by 9? No, so we can conclude that 267 is not divisible by 9.
Is 160 divisible by 9?
No it is not. To find out:Add the digits in the number (ex.- 1+6+0=7)If 7 is divisible by 9 (it is not) then the whole original number is divisible by nine.Hope i helped!;)
Is 7096 divisible by 9?
No... In order for a number to be divisible by 9, the sum of its digits must ALSO be divisible by 9. In this case, 7+0+9+6 = 22. 22 is not divisible by 9 !
What is the smallest number divisible by 5 7 9 11 13 and15?
The smallest number divisible by 5 7 9 11 13 and 15 is 45,045.
When 9 can be divided?
Add the digits of the number. If the sum is 9 or divisible by 9, the number itself is divisible by 9. Ex: 675 6 + 7+ 5 = 18 1 + 8 = 9 675 is divisible by 9.
What number is not divisible by 600 2 3 5 or 9?
7 is not divisible by any of them.
Which is a composite number 3 5 7 or 9?
9 is a compostie number because it is divisible by 3. A prime number is only divisible by 1 and itself.
Is 646 divisible by 9?
6 + 4 + 6 = 16 1 + 6 = 7 → No; 646 is not divisible by 9 (there is a remainder of 7). ----------------------------------------- Only if the sum of the digits is divisible by 9 is the original number divisible by 9. Repeat the test on the sum until a single digit remains; only if this single digit is 9 is the original number divisible by 9, otherwise this single digit is the remainder when the original number is divided by 9.
Are 14 and 63 divisible by the same number?
Yes they are. They are both divisible by 7. 14/2= 7 and 63/9=7
What is the smallest even number divisible by 7 and 9?
126
What whole number is divisible by 4 7 and 9?
252
What number is divisible by 6 7 and 8 but not 9?
168
