Multiple choice To achieve desired effects, the stains are used in very dilute solutions ranging from 1:100 to 1:000 ranging from 1:10 to 1:100 ranging from 1:5000 to 1:500000 ranging from 1:2500 to 1:4000 ratio should be 1:1 Reveal answer Fill a bubble to check yourself C Correct answer Explanation To achieve desired effects, the stains are used in very dilute solutions. Ranging from 1:5000 to 1:500000 (Howey, 2000).