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nadezda [96]
2 years ago
13

What is the answer to this?

Mathematics
1 answer:
Dmitriy789 [7]2 years ago
3 0

Answer:

4th option

Step-by-step explanation:

-2a^2-a

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Outcome Payout HHH $10 HHT $3 HTH $0 HTT -$3 TTT $10 THH -$3 THT $0 TTH $0 Kara is playing a game where she flips a coin 3 times
TEA [102]
<span>Expected value is the sum of the probability of each even times the outcome of the event.

So she wins $10 with probability 2/8, $3 with probability 1/8, $0 with probability 3/8, and loses $3 with probability 2/8.

So,

E = 10(2/8) + 3(1/8) + 0(3/8) - 3(2/8)
=5/4 + 3/8 - 3/4
=7/4

<span>= $1.75
</span>
I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!
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7 0
3 years ago
A long year end status report for work is 136 pages long. You need to print 19 copies for a meeting next week. How much is the p
tatyana61 [14]

Answer:

$19.60

Step-by-step explanation:

Given data

number of pages= 136 pages

number of copies = 19 copies

Hence 19 copies make a total of = 136*19

=2584 pages

hence if 500 pages cost $3.80

  then   2584 pages will cost x

cross multiply

500x= 2584*3.8

500x=9819.2

Divide both sides by 500

x= 9819.2/500

x= 19.6384

x=$19.60

It will cost $19.60

3 0
3 years ago
Is this right pls...
Dmitry [639]
Yuppp, it is correct!
6 0
3 years ago
Read 2 more answers
PLSSS HELP ME PLSSS<br> 14 POINTS!
Ivan

Answer:

3/4

Step-by-step explanation:

4 0
2 years ago
The yearbook club has 5 members returning from last year. They set up a booth in the cafeteria to recruit more members, and an a
boyakko [2]
The graph will be discrete because there is no such thing as a partial person to sign up and the booth is set up once each day for sign ups. So the last answer choice is the right one
6 0
3 years ago
Read 2 more answers
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