Question

Subduplcate ratio of 1/25:1/49

Answer 1

1/5:1/7................

Answer 2

1/25:1/49 means =

$\frac{ \frac{ \frac{1}{25} }{1} }{49}$
so
$\frac{1}{25} \times \frac{49}{1}$

=
$\frac{49}{25}$

which means 49:25