Ratio and Proportion Quiz

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Questions and Answers

Which one of the following statements is true about ratio and proportion?

  • Ratio and proportion are only used in cooking
  • Ratio and proportion are not important concepts in mathematics and science
  • Ratio and proportion are explained based on decimals
  • Ratio is represented in the form of a:b, whereas proportion states that two ratios are equal (correct)

Which of the following equations represents a proportion?

  • 4x - 5 = 3x + 2
  • 3x/5 = 9/15 (correct)
  • 6x + 2 = 10
  • 2x + 3 = 7

What is the ratio represented by 3:5?

  • 3/5
  • 15/8
  • 5/3 (correct)
  • 8/15

What is the value of x in the proportion 2/5 = x/20?

<p>10 (C)</p> Signup and view all the answers

In a proportion, if the product of the means is equal to the product of the extremes, then the proportion is:

<p>Direct proportion (A)</p> Signup and view all the answers

What is a Real Number?

<p>A number that is not imaginary (D)</p> Signup and view all the answers

What is the origin on the Real Number Line?

<p>The point to the left of the line (C)</p> Signup and view all the answers

Which of the following is NOT a Real Number?

<p>i (C)</p> Signup and view all the answers

What can be the number of digits on either side of the decimal point in a Real Number?

<p>Any number of digits (D)</p> Signup and view all the answers

What is the main characteristic of Real Numbers?

<p>They can be positive or negative (A)</p> Signup and view all the answers

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