Question

Cheyenne multiplied three numbers together and divided by 4. The result was a negative value. Which of the following statements MUST be true?
None of the factors were negative.
An odd number of factors were negative.
An even number of factors were negative.

Answer 1

An odd number of factors were negative because if 1 number was negative and 2 were positive, positive times positive is positive. The answer times a negative number would be negative.

(positive times negative is negative0