Given a / 2 = B / 3 = C / 4, find (a + 2B + 3C) / (a-2b-3c)

Given a / 2 = B / 3 = C / 4, find (a + 2B + 3C) / (a-2b-3c)

a/2=b/3=c/4
b=3/2a
c=2a
(a+2b+3c)/(a-2b-3c)
=(a+3a+6a)/(a-3a-6a)
=10a/-8a
=-5/4