1. Ms. Soloway wanted to know about students’ enrichment preferences at Leadership Prep Ocean Hill. Ms. Soloway randomly sampled LPOH students by asking every 5th student at arrival what their favorite enrichment was. The results of Ms. Soloway’s survey are shown in the table below: Out of 500 total LPOH students, about how many would you expect to prefer music? Explain how you used the information in the survey to make the prediction.

What value of x is in the solution set of 4x – 12 s 16 + 8x?

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms

(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.