"ratio" - key terms from Wikipedia

academy ratio
aspect ratio
bypass ratio
certain ratio
close ratio
common ratio
compression ratio
contrast ratio
current ratio
damping ratio
debt coverage ratio
digit ratio
distribution ratio
e ratio
equivalence ratio
expense ratio
extreme and mean ratio
final drive ratio
focal ratio
gear ratio
glide ratio
golden ratio
gyromagnetic ratio
humidity ratio
information ratio
international normalized ratio
likelihood ratio
log odds ratio
mass ratio
mixing ratio
odds ratio
overall pressure ratio
partition ratio
peg ratio
pixel aspect ratio
power ratio
pressure ratio
ratio
ratio	between
ratio	schedules
rear axle ratio
reflux ratio
rejection ratio
reserve ratio
sharpe ratio
signal to noise ratio
specific heat ratio
static contrast ratio
stroke ratio
velocity ratio