Question

Are the following ratios equivalent?
25: 40; 35: 50; 25: 35

and plz tell me how to do
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Answer 1

Answer:

$\huge\mathcal {\underline {\bold{\color{chocolate}{Answer}}}} \\ \\ 25 : 40 \\ =\frac{25}{5} : \frac{40}{5} \\= 5: 8 \\ \\ 35 : 50 \\= \frac{35}{5} : \frac{50}{5} \\ = 7 : 10 \\ \\ 25 : 35 \\= \frac{25}{5}: \frac{35}{5} \\ = 5 : 7$