Answer:
55
Step-by-step explanation:
The answer is 162 81pi/2
Hope this helps!
the area is (1/2) x pix 9^2 = 81pi over 218.9=162162-81pi over 2
Answer:0.124
Step-by-step explanation:
Using binomial distribution,
p =1-0.55=0.45
q = 0.55
n = 25
P( x=13) = 25 combination 13 x 0.55^12×0.45^ 13
= 0.124
Answer:
1/5
Step-by-step explanation:
20/100
Divide the top and bottom by 20
20/20 =1
100/20 =5
20/100 = 1/5