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31 March, 08:37

11. A certain alloy contains 14.25% nickel. How much nickel is there in a piece weighing 375 pounds? Round your answer to the nearest hundredth.

A. 112.49 pounds

B. 12.24 pounds

C. 53.44 pounds

D. 78.92 pounds

12. Theresa worked 9 hours on Monday and 7 hours on Wednesday. Her total pay was $116.00. What is her rate per hour?

A. $16.57

B. $8.29

C. $7.25

D. $12.89

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Answers (2)
  1. 31 March, 08:52
    0
    Theresa worked 9 hours on Monday and 7 hours on Wednesday. Her total pay was $116.00. What is her rate per hour? $12.89
  2. 31 March, 09:01
    0
    11. 375x0.1425 = 53.475 (53.44 to 2 d. p.)

    12. 116 / (9+7) = $7.25

    Total payment / Hours spent working = Money per hour
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Home » Mathematics » 11. A certain alloy contains 14.25% nickel. How much nickel is there in a piece weighing 375 pounds? Round your answer to the nearest hundredth. A. 112.49 pounds B. 12.24 pounds C. 53.44 pounds D. 78.92 pounds 12.
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