Question

Jenna multiplied four numbers together and then divided by -2. The result was a positive value. Which of the following statements MUST be true?

None of the factors were negative.
All of the factors were negative.
An odd number of factors were negative.
An even number of factors were negative.

Answer 1

Answer:

66667777888899990000

Answer 2

Answer:

An even number of factors were negative

Step by step explanation:

• Suppose if the four numbers are: (-2), (-8), 6 and 9. If you multiply them you get a positive answer, 864.

☆ Therefore, if you multiply an even number of observation, you always get a positive answer.