Question

Which number is not a factor of 42?
2 3. 4 7

Answer 1

Answer: Its 3

Step-by-step explanation: This is because 42 can be divided by 2 4 and 7 and still be a whole number but when you divide 3 by 42 you get 10.5

Hope this helps and have a nice day

Answer 2

3

by using divisibility test