Question

Express 3 upon 5 is a rational number with denominator 20​

Answer 1

Answer:

Step-by-step explanation:

3 / 5 = (3×4) / (5×4) = 12 / 20.

Answer 2

Expressing 3/5 as a rational number with denominator 20 we get the rational number 12/20

Correct question : Express 3/5 as a rational number with denominator 20

Given :

The rational number 3/5

To find :

Express 3/5 as a rational number with denominator 20

Solution :

Step 1 of 2 :

Write down the given rational number

Here the given rational number is 3/5

Step 2 of 2 :

Express 3/5 as a rational number with denominator 20

For the rational number 3/5

Numerator = 3 and denominator = 5

Now , 5 × 4 = 20

So in order to express 3/5 as a rational number with denominator 20 we have to multiply both of the numerator and denominator by 4

Hence expressing 3/5 as a rational number with denominator 20 we get the rational number

$\displaystyle \sf = \frac{3 \times 4}{5 \times 4}$

$\displaystyle \sf = \frac{12}{20}$

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