Answer: 110 pounds.
Step-by-step explanation:
1 kg = 2.2 pounds
Multiply both sides by 50
50 kg = 110 pounds
Step-by-step explanation:
I think in 3 ways because total number of people is 18 and the committee should be of 6 so 18 ÷ 6 = 3
Answer:
1 is 6.45
Step-by-step explanation:
3.25+1.55+1.65=6.45
Answer: 80
Step-by-step explanation:
Do 6 x 40=240 to find the amount of rope needed in ft
Do 240 divided by 3 to convert to yards
Answer:
The decision rule is
Reject the null hypothesis
Step-by-step explanation:
From the question we are told that
The population mean is 
The sample size is n = 160
The sample mean is 
The variance is 
The level of significance is 
The null hypothesis is 
The alternative hypothesis is 
Generally the standard deviation is mathematically represented as

=>
=>
Generally the test statistics is mathematically represented as

=>
=> 
From the z table the area under the normal curve to the left corresponding to 2.53 is

From the value obtained we see that the
hence
The decision rule is
Reject the null hypothesis
The conclusion is
There is sufficient evidence to conclude that the believe that the valve performs above the specifications is true