Online Self-Tests(E10)

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  1. If 10 = x ÷ 2, find the value of 200 ÷ (x + 30).

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  Answer:

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  2. Evaluate the expression below when 2 x x = 10.

  50 – x x 2

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  Answer:

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  3. If x = 3, find the value of 27 ÷ x + 3.

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  4. If x = 6, find the value of 2 + x ÷ 3.

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  Answer:

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  5. Evaluate the expression below when x ÷ 10 = 1.

  5 – x ÷ 5

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  Answer:

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  6. If (0.25 x x) = 4, find the value of x + x x x.

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  (1 point)

  
  

  Answer:

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