Respuesta :

Step-by-step explanation:

First set the equation

t=√5m/12n

now square both sides to remove square root

t^2 = 5m/12n

Now cross multiply which is

t^2(12n) = 5m

Divide both sides by t^2

t^2(12n)/t^2 = 5m/t^2

12n /12 = 5m/t^2

n = 5m/ t^2(12)