Answer:
8:15 am
Step-by-step explanation:
Count back from 9:05 50 minutes. I did it in parts.
First, I went back 5 minutes:
9:05 am 50 minutes elapsed
9:00 am 45 minutes elapsed
Then I went back the rest of the 45 minutes
9:00 am 45 minutes elapsed
8:15 am 0 minutes elapsed
 
        
                    
             
        
        
        
Answer:
The mean and standard deviation of the number preferring the incumbent is mean = 330, standard deviation = 10.59.
Step-by-step explanation:
We are given that From previous polls, it is believed that 66% of likely voters prefer the incumbent. 
A new poll of 500 likely voters will be conducted. In the new poll the proportion favoring the incumbent has not changed.
Let p = probability of voters preferring the incumbent = 66% 
n = number of voters polled = 500 
<u>So, the mean of the number preferring the incumbent is given by;</u>
          Mean =  =
 =  
 
                                 = 330 voters
<u>And, standard deviation of the number preferring the incumbent is given by;</u>
           Variance =   
  
                           =   
 
                           =  112.2 
So, Standard deviation =   
 
                                        =  = 10.59
  = 10.59
 
        
             
        
        
        
Answer:
32 cm
Step-by-step explanation:
As we could see if the image was a full rectangle with width is 7 cm and the length is 9 cm, the perimeter of it would be 32 cm.
 
        
             
        
        
        
Sn=So(1+p/100*2)
2000*(1+3/100*2)=2000(1+3/50)=2000*53/50=40*53=2120$
My answer:2120$
        
             
        
        
        
Divide then multiply by 100:
280 / 3500 = 0.08
0.08 x 100 = 8%
Answer: 8%