Afish and game worker catches, tags, and releases 120 trout in a lake. later, she catches 84 trout and finds tags on 30 of them. estimate the number of trout in the lake.
a. 43
b. 234
c. 336
d. 3600

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.