90 girls try out for a spot on the softball team. The coach says that each day 12% of the students will be eliminated from the running.

a. Determine a function, n(t) , which models this scenario. (t will represent the time in days)

b. How many students will remain at the conclusion of the 4th day? Round your answer to the nearest whole student.

an altitude of 15,000 feet

step-by-step explanation:

7. d. 64

8. i. 32

9. c. 125

10. j. none of the above

11. d. 81

12. i. 216

13. e. none of the above

14. g. 240

15. e. none of the above

16. g. 32

17.   e. none of the above

walter needs to make at least 5 more cookies but no more than 40. 5 ≥ x ≥ 40;

step-by-step explanation:

walter has to make a minimum of 20 cookies. he already has 15 cookies made, so he must make 5 more to meet the minimum.

the maximum amount of cookies he can make is 55. he already has 15, so he has to make no more than 40 more cookies to meet the maximum.