Simplification and Approximation Quiz
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Questions and Answers

What is the value of $2 imes 2222$?

  • 44
  • 54
  • 56
  • 46 (correct)

    • What is the result of $35 ext{% of }200 - 45 ext{% of }340$?

  • 57 (correct)
  • 233
  • 333
  • 67

    • What is the result of $441 - 41 imes 7$?

  • 180
  • 120
  • 140 (correct)
  • 20

    • What is the value of $9 imes 81 ext{ ÷ } 27$?

    <p>5</p> Signup and view all the answers

    What is the value of $rac{7}{20} ext{% of }540$?

    <p>21</p> Signup and view all the answers

    What is the result of $453 - 336 + 110$?

    <p>196</p> Signup and view all the answers

    What are the roots of the equation (x – 16)2 = 0 and y2 = 256?

    <p>x = ±16, y = ±16</p> Signup and view all the answers

    What is the value of x and y in the equation x2 – 21x + 98 = 0 and y2 – 23y + 120 = 0?

    <p>x = y</p> Signup and view all the answers

    What are the values of x and y in the equation 2x2 – 3x + 1 = 0 and 2y2 – 4y + 2 = 0?

    <p>x &lt; y</p> Signup and view all the answers

    What are the solutions to the equation x2 – 5x – 50 = 0 and y2 – 9y – 36 = 0?

    <p>x ≥ y</p> Signup and view all the answers

    What is the value of x in the equation 4x2 – 8x + 3 = 0?

    <p>-1/2, 3/4</p> Signup and view all the answers

    What is the missing number in the series: 14, 84, x, 728, 737, 7370?

    <p>91</p> Signup and view all the answers

    What is the missing number in the series: 85, 183, 286, x, 511, 635?

    <p>428</p> Signup and view all the answers

    What is the missing number in the series: 217, 338, 194, x, 167, 392?

    <p>363</p> Signup and view all the answers

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