I need help ASAP! Lily is a traffic engineer who is investigating the number of vehicles that travel on a certain point of
expressway each day. She places a traffic counter in one direction of the expressway for 14 days. The
number of vehicles counted each day are provided in the accompanying table.

Item
15,410
16.247
16.096
16,330
17,107
11.812
Item
14,877
Item
14,731
15,873
16.129
16,284
16,959
12.101
14.514

Lily says that she can model the data for the number of vehicles per day to a normal distribution because the
distribution is symmetric. Explain whether Lily's statement is correct, and if not, correct the statement she
made.

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Simplify (8x2 − 1 + 2x3) − (7x3 − 3x2 + 1). −5x3 + 11x2 − 2 5x3 − 11x2 + 2 x3 + 2x2 + x3 x3 − 2x2 − x3

(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.