a.

b.

c. By the law of total probability,

According to the inclusion/exclusion principle,

but by DeMorgan's law,

So

and from there we find

d. The event of having at most two of these defects is complementary to the event that all three defects occur simultaneously:

Answer:
84
Step-by-step explanation:
area of a triangle is height times the width divided by two. A right triangle is basically a rectangle cut in half simetrically diognally ( might have bad spelling).
24/2
12*7
84
Chad would have to buy 2, 2-pound bags of peanuts. So he has 4 pounds in all. 5/6 can go into 4 event.
Answer:
7400.04
Step-by-step explanation:
Well, if one month is 616.67, then one year is just 12 months. Multiply 6l6.67 by 12, and the answer is 7400.04
The ratio of number of fiction books to total number of books that she read 12:13.
Given :
Emily reads 24 friction books and 2 nonfiction books.
Number of fiction books she read =24
Number of nofiction boos she read = 2
Total number of books = 26
To Find :
What is the ratio of the number of fiction books she read to the total number of books that she read ?
Solution :
Total number of books that she read=24+2=26
number of fiction books she read=24
Thus ratio of number of fiction books to total number of books that she read
⇒ 
⇒ 
⇒ 12: 13
Hence ratio of number of fiction books to total number of books that she read 12 : 13
To know more about total number of books visit :
brainly.com/question/1179123
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