You use 1/32 milliliter of essential oils for every 3/4 milliliter of avocado oil to make 150 milliliters of a solution. how much avocado oil to make 150 milliliters of a solution.

a. how much essential oils do you use? how much avocado do you use?

b. you decide that you want to add coconut oil to the solution. you make the new mixture by adding 3/16 milliliter of coconut oil for every 1/32 milliliter of essential oils and 3/4 milliliter of avocado oil. how much essential oils, avocado oil, and coconut oil do you use to make 15/1/2 milliliters of the new solution?

(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.