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You are playing a board game. All even numbers are positive, and all odd numbers are negative. A positive number indicates forward movement, and a negative indicates backward movement. During your last 10 turns, you have gone back 90 spaces. if you spun the same number each time which number did you spin?

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Answer:

Step-by-step explanation:

  • We khow that a positive number means going forward whereas a negative one means going bachward
  • positive ⇒even  negative⇒odd
  • we moved 90 spaces back so we are dealing with a an odd number
  • we played ten times

Let o be the number we spinned ten times :

  • 90= 10 o
  • 0= 90/10
  • o=9

We spinned 9 ten times

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