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Reika [66]
2 years ago
11

Last week, Sarah worked for 13 hours at her part time job. If she earned $143.00 for the week, how much did she earn per hour?

Mathematics
1 answer:
bezimeni [28]2 years ago
8 0

Answer:

11 dollars an hour.

Step-by-step explanation:

143/13=11

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Step-by-step explanation:

From the  question we are told that  

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The probability that the  computer chip is not manufactured by company A and does not survive more than 500 temperature cycles is mathematically evaluated as

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Where B' \ and \   A' are a A and B complements and  | represented AND operator  

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        P(B' n A ' ) = [1 -  P (B' | A )] [1 - P(B )]

substituting values

         P(B' n A ' ) = [1 -  0.73] [1 - 0.42 ]

        P(B' n A ' ) = (0.27 )(0.58)

        P(B' n A ' ) =0.16

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