High School

Convert 6.25 into a rational number. Choose the correct step-by-step solution:

A. 6.25 = 625/1000
B. 6.25 = 125/20
C. 6.25 = 25/4
D. 6.25 = 250/40

Answer :

Final answer:

6.25, expressed as a rational number, is 25/4. The rational number is a fraction of two integers where the denominator is not zero. Other options mentioned do not equal 6.25 when simplified.

Explanation:

The student requested to convert 6.25 into a rational number. A rational number is any number that can be expressed as the quotient or fraction p/q of two integers, with the denominator q not equal to zero. To convert a decimal to a rational number, you need to define it as a fraction.

Looking at the given choices: A. 6.25 = 625/1000, B. 6.25 = 125/20, C. 6.25 = 25/4, D. 6.25 = 250/40. Let's analyze each one:

  • Option A: 625/1000, when reduced, gives us 5/8. This does not equal 6.25.
  • Option B: 125/20, when reduced, gives us 5/2 or 2.5, which is also not equal to 6.25.
  • Option C: 25/4, when simplified, indeed gives us 6.25. Therefore, this is the correct answer.
  • Option D: 250/40, when reduced, equals to 5/2 or 2.5, which does not equal to 6.25.

So, to explain, the correct conversion of 6.25 into a rational number is 25/4.

Learn more about Rational Number Conversion here:

https://brainly.com/question/18862099

#SPJ11