# Algebra

posted by
**Andrew** on
.

a,b,c are positive integers such that a:b=7:9 and b:c=12:7 . What is the smallest possible value of a ?

posted by
**Andrew** on
.

a,b,c are positive integers such that a:b=7:9 and b:c=12:7 . What is the smallest possible value of a ?