The Tale of 3 Little Pigs
Three pigs, named A, B, C, are gathering their gold coins to build their houses against the wolf.
Pig B has 1/7 of A's gold coins more than A.
Pig C has 1/4 of B's gold coins more than B.
Finally, Pig A has 18 gold coins less than C.
If the total coins are shared equally among the 3 pigs, how many coins will each of them get?