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Olegator [25]
3 years ago
7

Which of the following values could represent the probabilities of complementary events and 28% and 82% and 10% and 80%

Mathematics
2 answers:
MissTica3 years ago
8 0

Answer:

2/5 and 3/5

Step-by-step explanation:

Complementary events have probabilities that sum to 100%, or 1.

28+82 = 110; this is not 100.

10+80 = 90; this is not 100.

1/7+2/7 = 3/7; this is not 1.

2/5+3/5 = 1; this is correct.

Harman [31]3 years ago
6 0
The answer is 2/5 and 3/5 as they both add up to 1.00 or 100%
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Answer:

Step-by-step explanation:

we know that

1) Sheila had 1 gallon of milk

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3 years ago
What is 3.75 as a mixed number in its simplest form
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3 years ago
i know this is probably simple but ive forgotten how to do it and i cant find it in my notes help appreciated!
Ronch [10]

Answer:

This is pythagoras

A squared plus b squared equals c squared.

The unknown side is c as its the hypotenuse,

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The other length is 12 as 6 is the radius so the diameter of the circle amd therfore the length of the triangle is 12.

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The length of c squared is 184.96

To find the length of c alone we calculate the square root.

The square root of 184.96 = 13.6

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8 0
2 years ago
In a recent year,23.6% of all registered doctors were females. If there were 48,700 female registered doctors that year, what wa
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6 0
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Step-by-step explanation:

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