ANSWER: C)30yd EXPLAINED: base x hight devided by 2 or 1/2 hope this helps
The answer rounded to the nearest tenth is 8.6
You just need to look at the number after the tenths place. If the number is closer to the tenths number(6) than it would be the number higher(7) then 6 is in the tenths place. You just look at the tenths and hundredths.
Answer:
The correct statement is
The null hypothesis is 
The alternative hypothesis is 
Step-by-step explanation:
From the question we are told that
The population proportion is p = 0.18
The sample size is n = 1240 airplane
The number of airplane is k = 310
Generally the sample proportion is

=> 
=> 
The null hypothesis is 
The alternative hypothesis is 