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x varies directly as y and inversely as z. when x = 5, y = 2 and z = 1. What is the ...

x varies directly as y and inversely as z. when x = 5, y = 2 and z = 1. What is the value of x when y = 5 and z = 2?
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  • A 2.5
  • B 5
  • C 6.25
  • D 6.52
  • E 7.5
Correct Answer: Option C
Explanation:

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