Answer:
- Son washed more
- Remaining 9/28 of the laundry
Step-by-step explanation:
<u>Make denominators common to see the difference in fractions:</u>
Son washed more laundry as 12/28 > 7/28
<u>Together they washed:</u>
- 7/28 + 12/28 = 19/28 of the laundry
<u>Remaining part is:</u>
- 1 - 19/28 = 
- 28/28 - 19/28 =
- 9/28 of the laundry
 
        
                    
             
        
        
        
Answer:
 < 20
 < 20
Step-by-step explanation:
hope this help idrk how to explain this one lol
 
        
             
        
        
        
Answer:
28
Step-by-step explanation:
First you plug in your x, and y to get (2)(7)*2
Then you just have to times them all together and you get 2*7=14 then 14*2=28
 
        
             
        
        
        
Answer: The value of test statistic is 2.442.
Step-by-step explanation:
Since we have given that 
n = 238
Sample mean = 23.2 minutes
Standard deviation = 20.26 minutes
Hypothesis :

So, the test statistic value would be 

Hence, the value of test statistic is 2.442.
 
        
             
        
        
        
Answer: im having the same problem
Step-by-step explanation: