I believe its D. Not 100 percent sure though
Answer: Yes , it is unusual for a boiler to weigh more than 1550 grams .
Step-by-step explanation:
Given : Big chickens: According to a poultry industry news website, the weights of broilers (commercially raised chickens) are approximately normally distributed with mean
1358 grams and standard deviation
161 grams.
When the probability that broiler weigh more than 1550 grams < 0.5 , then is unusual otherwise not.
Let x denotes the weight of broiler, then the probability that broiler weigh more than 1550 grams :-
Since 0.117<0.5
Therefore, it is unusual for a boiler to weigh more than 1550 grams .
I don't know how to explain but the answer is 2.4.
Answer:
.
Step-by-step explanation:
Given:

We need to find 
Solution:
First we will find the value of
.
Now taking
on both side we get;

Now we will find the
.
= 
Now we will find
we get;

Hence
.
Answer:
6.24 units.
Step-by-step explanation:
Use the Pythagorean theorem.