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Nimfa-mama [501]
4 years ago
10

If there is a 65% chance of rain tomorrow and a 25% chance of wind and rain, what is the probability that it is windy, given tha

t it is rainy? Round your answer to the nearest percent. A. 23% B. 38% C. 8% D. 54%
Mathematics
2 answers:
aleksley [76]4 years ago
5 0
The answer is B.38% (:
Alexeev081 [22]4 years ago
5 0

Answer:  The correct option is (B) 38%.

Step-by-step explanation:  Give that there is a 65% chance of rain tomorrow and a 25% chance of wind and rain.

We are to find the probability that it is windy, given that it is rainy.

Let A and B be the events that it is raining and it is windy respectively.

Then, according to the given information, we have

P(A)=65\%=0.65,\\\\P(A\cap B)=25\%=0.25.

Therefore, the probability that it is windy, given that it is rainy is given by

P(B/A)=\dfrac{P(B\cap A)}{P(A)}=\dfrac{0.25}{0.65}=0.38461=38\%.

Thus, the required probability is 38%.

Option (B) is CORRECT.

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8 out of 18 games. That 8/18 simplify to 4/9 ?

7 0
3 years ago
The sum of 3 consecutive even integers is 50 more than the smallest one. Find the integers.
Yuliya22 [10]
Let's imagine the integers are a, b, and c. Since we know the sum of these numbers is 50 more than the smallest (which is a), our equation would look like this:

a + b + c = a + 50

We need a common variable, though, which we don't have right now. Since we know that these are 3 consecutive <em>even </em>integers, we know that:

b = a +2, which means that the second number is 2 more than the first number.
Using that same logic, we know that c = b +2 and since we know what b equals, we can sub that into this:

c = b + 2
c = (a + 2) + 2
c = a +4

So now instead of having this:

a + b + c = a + 50 

We have this:

a + (a + 2) + (a + 4) = a + 50
3a + 6 = a + 50

Subtract a + 6 from both sides:

3a + 6 - (a + 6) = a + 50 - (a + 6)
2a = 44

Divide both sides by 2

2a/2 = 44/2
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The smallest integer is 22 which means the set would be:
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4 0
3 years ago
Change the given quantity to the indicated unit. Round the answer to the nearest tenth of the unit if necessary. 48 qt ≈ _______
Murljashka [212]
The answer is 43.6 liters

Explanation:
So we want to find out how many liters are in 48 quarts. The first step would be to find other how many liters are in 1 qt, which is about 0.95 liters. Now that we know there are 0.95 liters in 1 qt, to solve for 48 qts, we multiply by 0.95. 0.95 x 48 = 45.6. Since 43.6 is closest to our rounded answer, 45.6, there are about 43.6 liters in 48 qts.
8 0
4 years ago
9. what is the solution to
harkovskaia [24]
The correct answer is D
my teacher told me yesterday only. Don't worry. mark as brainlieat
5 0
3 years ago
Read 2 more answers
Find the value of w<br> A. 141<br> B. 110<br> C. 80<br> D. 100
saw5 [17]

Answer:

141

Step-by-step explanation:

Angle Formed by Two Chords= 1/2(SUM of Intercepted Arcs)

We know z+70 = 180 since they form a straight line

z = 110

z = 1/2 ( 79+w)

110 = 1/2 ( 79+w)

220 = 79+w

220-79 = w

141 =w

5 0
3 years ago
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