Solution:
Total number of students=273
Let x students choose Tiger. Then we can write
Number of students who choose Bulldog [tex]=4x[/tex]
Number of students who choose Lion [tex]=2x[/tex]
So we can write
[tex]x+2x+4x=273\\ \\ 7x=273\\ \\ x=39\\[/tex]
Hence a total of 39*2=78 student choose Tiger.
