ThE aNsWer Is YeS
Divide 7 into 291. If it comes out evenly, it's a factor. It doesn't, so it's not.
None. 291 is not divisible by 7 and so you cant have a whole number factor pair with 7
No, the factors of 291 are 1 3 97 291.
Divide 7 into 291. If the result is an integer, 7 is a factor.
No - 7 is neither a multiple or factor of 291.
Greatest common factor of 291 and 485 is 97.
No. If you divide 291 by 12 you will see that it does not go in 291 an exact number of times.
Divide 291 by 7 and see if you get a whole number or is there a remainder. If it is not a whole number, then it is not a factor. 7 goes into 291 41 times with a remainder of 4, so it is not a factor.
You know that 7 isn't a factor of 291 because the quotient of 291 and 7 isn't a whole number.
No.
There isn't an easy test for 7. You have to divide it. 7 is not a factor of 291.
Add up the digits of 291. If they total a multiple of 9, 9 is a factor.