Maria bought 6 cars and 3 helicopters which altogether cost $72.00 On another occasion, she bought 5 cars and 9 helicopters which cost $112.00
Are these toys expensive? How much does one car cost? How much does one helicopter cost?

The longer leg of a 30-60-90 trangle is 18

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.

The graph shows the amount of total rainfall at each hour what was the total rainfall amount after three hours