Is 1.5/7.5 a rational number?

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asked Mar 28, 2016 157k views

2 Answers

Tom Fast · Answer 1 · 2016-03-28T09:44:01+0000

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.

Siddharth Kumar · Answer 2 · 2016-04-03T15:26:26+0000

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.

Is 1.5/7.5 a rational number?

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