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21 May, 07:46

Is 1.5/7.5 a rational number?

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  1. 21 May, 07:55
    0
    Rational numbers are numbers that can be written as a fraction.

    1.5/7.5 = 0.2

    0.2 can be written as a fraction as 1/5.

    So 1.5/7.5 is a rational number.
  2. 21 May, 08:07
    0
    1.5/7.5 is the ratio of 15 to 75. It's also the ratio of 1 to 5. Every number that you can write down completely with digits is rational.
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