Hiroshi had 4 engines and 18 box cars. find the ratio of engines to box cars. write the ratio in simplest form

72 is the answer to this problem

in mathematics, a constraint is a condition of an optimization problem that the solution must satisfy. there are several types of constraints—primarily equality constraints, inequality constraints, and integer constraints. the set of candidate solutions that satisfy all constraints is called the feasible set.

hoped i'm right lol