Total teachers =56
Lady teachers =42
So the male teachers will be =(56-42)=14.
1.so the ratio of male teachers to lady teachers is
=male teachers /lady teachers =14/42=1/3=1:3
2.so the ratio of Lady teachers to male teachers is =42/14=3/1=3:1
3.the ratio of male teachers to total number of teachers is =14/56=1/4=1:4