Step-by-step explanation:
d = z - 9
d = 10 - 9 ----> substitute
d = 1
Answer:
3:12
Step-by-step explanation:
41% of students ran in 12 minutes or less.
Using the histogram we see that there were 2+12+11+9=34 students that ran. Out of those, 2+12=14 ran in 12 minutes or less (the first two bars).
14/34 = 0.411 = 41%.
Answer:
the answer is A
Step-by-step explanation:
you pluy in each number for the portion of the function in the graphing calculator and get the answer