Freeflows

Custom Operation Simplification

The operation @ is defined as $ \frac{m}{n}@\frac{p}{q} = (m)(p)\left(\frac{q}{n}\right) $ for simplified fractions $ \frac{p}{q} $. What is the simplified value of $ \frac{7}{30}@\frac{10}{21} $?

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$\frac{a}{b}$
.
0
=
%

$a^n$
$a^{\circ}$
$a_n$
$\sqrt{}$
$\sqrt[n]{}$
$\pi$
$\ln{}$
$\log$
$\theta$
$\sin{}$
$\cos{}$
$\tan{}$

$($
$)$
$[$
$]$
$\cap$
$\cup$
$,$
$\infty$

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