RAINBOW PASTA SALAD

1 bag 3 colored pasta, cooked
1 cup mayo
1 package ranch salad dressing mix
3 Tbsp milk
2 cups, cooked, chopped chicken
1 bunch green onions, chopped
1 cup chopped celery
4 eggs, boiled and chopped
1 can sliced olives

While pasta is cooling, mix mayo, dressing mix, and milk in a small bowl.
Mix cooled pasta, mayo mixture, and all other ingredients.