Suppose you work for a life insurance company. at your job, you use the following table, which shows the number of people out of 100,000 born who survive to age x. what is the probability of a person living to be 100 years old be if they just turned 70? explain the table is x number serviving to nuber x 18 98,903 40 96,537 60 88,216 70 77,085 80 54,918 90 21,526 100 1,844

Yvaries directly as x. y =90 when x=6. find y when x=13

240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities

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.