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Please help!! I don’t understand this.
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Please help!! I don’t understand this.

Please help!! I don’t understand this.-example-1
User Piglet
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1 Answer

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You add all of them together if it’s labeled with a X.
For example, the first X is 1 hour. If it has 2 Xs it would be 2 hours, if no X is shown above, it’s zero hours.
Answer is 12 hours.
User Shanto George
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