Amineral that has - can be split fairly easily along plains with weak atomic attraction a. streak b. cleavage c. luster d. hardness

I am going to have to say C. luster if not then B. Cleavage

So what you would do is go through and add 3 teaspoons(tsp) 6 times because of the 6 tablespoons(tbsp). which will give you an answer of 18. another way is to multiply 3x6=18.