A rational number equivalent to
Question:

A rational number equivalent to $\frac{7}{19}$ is

(a) $\frac{17}{119}$

(b) $\frac{14}{57}$

(c) $\frac{21}{38}$

(d) $\frac{21}{57}$

 

Solution:

Since, $\frac{7}{19}=\frac{7 \times 3}{19 \times 3}=\frac{21}{57}$

Hence, the correct option is (d).

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