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Debora [2.8K]
3 years ago
7

5. The volleyball team has a double-header on Friday. The probability that they

Mathematics
1 answer:
Nikolay [14]3 years ago
4 0

Answer: 54.29%

Step-by-step explanation:

Given: The probability that they  will win both games is 38%.

i.e. P( both games will win) =0.38

The probability that they will win just the first game is  70%.

P(first game will win) = 0.70

To find : P(second game will win| first game will win)

Using formula: P(B|A)=\dfrac{P(\text{both A and B})}{P(A)}

So, P(second game will win| first game will win) = \dfrac{\text{ P( both games will win)}}{\text{P(first game will win)}}

=\frac{0.38}{0.70}\approx0.5429=54.29\%

Hence, the required probability = 54.29%

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3 years ago
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Artist 52 [7]
7(10 visits) ≤ 68
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6 0
3 years ago
Find each percent change. Round to the nearest tenth of a percent. State if it is an increase or decrease. From 79 miles to 84 m
PolarNik [594]

Answer:

the answer is d.

Step-by-step explanation:

first, you want to use the formula,

new value - original value

<u>____________________</u>

         original value              * 100

you see that 84 is the new value and 79 would be the original value. substitute the numbers in. this is a increase since you will get a positive value.

84 - 79

<u>______</u>

   79      * 100

now we solve it.

5

<u>__</u>

79  * 100

you can either solve the fraction first then multiply that by 100 or multiply the numerator by 100 first then divide that by 79, each way works.

500

<u>____</u>

 79   =  approximately 6.3% increase (this is not a exact value, just rounded)

      or

5

<u>__</u>

79  = approximately 0.063 (this is not a exact value, just rounded)

0.063 * 100 = 6.3% increase

7 0
3 years ago
5 points
saw5 [17]
B.30




cause 60 is 30 halted so yeah
6 0
2 years ago
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