Answer:
40 miles
Step-by-step explanation:
15 + 0.50m = 25 + 0.25m
0.50m = 10 + 0.25m
0.25m = 10
m = 40
Answer: the answer would be C C. 72°
Step-by-step explanation:
Not sure but i guess 25 %ile is 55/4=13.75 and 80%ile=80*55/100=44
Answer:
-1.
Step-by-step explanation:
1) according to the DeMoivre's theorem:

2) if cos(π)=-1 and sin(π)=0, then cosπ+i*sin(π)=-1.