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san4es73 [151]
3 years ago
7

In 20 spins, about how often can you expect to land on a number evenly divisible by 2? The spinner is 1-8. Theorectical probabil

ity.
Mathematics
2 answers:
Burka [1]3 years ago
5 0
You can expect to land on a number divisible  by two 50% of the time, 
as their are 4 options of evens to land on, and 4 odds to land on.
ad-work [718]3 years ago
3 0
There are 4 numbers from 1 - 8 that are divisible by 2... 2,4,6, and 8. So each time you spin you have a 4/8 chance to land on one of them. This reduces to a 1/2 chance. If we spin 20 times, each time we have a 1/2 chance so...

1/2 = x/20
x= 1/2 × 20 = 10

Theoretically you'll spin a number divisible by 2, 10 times in 20 spins.
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a pack of baseball cards has 12 trading cards and 2 stickers. in a box of 36 packs, how many stickers and how many trading cards
kobusy [5.1K]
432 trading cards and 72 stickers
8 0
3 years ago
Read 2 more answers
10. The probability of buying pizza for dinner is 34% and the probability of buying
kipiarov [429]

Answer:

The probability of eating pizza given that a new car is bought is 0.952

Step-by-step explanation:

This kind of problem can be solved using Baye’s theorem of conditional probability.

Let A be the event of eating pizza( same as buying pizza)

while B is the event of buying a new car

P(A) = 34% = 0.34

P(B) = 15% = 15/100 = 0.15

P(B|A) = 42% = 0.42

P(B|A) = P(BnA)/P(A)

0.42 = P(BnA)/0.34

P(B n A) = 0.34 * 0.42 = 0.1428

Now, we want to calculate P(A|B)

Mathematically;

P(A|B = P(A n B)/P(B)

Kindly know that P(A n B) = P(B n A) = 0.1428

So P(A|B) = 0.1428/0.15

P(A|B) = 0.952

4 0
3 years ago
Bro what does this mean
dimulka [17.4K]

Answer:

A

Step-by-step explanation:

hope this helps

8 0
3 years ago
Read 2 more answers
X=8 units and h=5 units what is the area of the triangle
kykrilka [37]
Area=20. Ur welcome!
4 0
3 years ago
HELP! GIVING BRAINLIEST IF ANSWERED CORRECTLY AND FOR EACH SECTION!!!
Anon25 [30]

Answer:

[14] 139

[15] 90

[16] 41

[17] 49

[18] 139

[19] 131

Step-by-step explanation:

[14] Since m ∠ CEB is vertical with m ∠ AED = 139

[15] Knowing that m ∠FBD = 90 degree then m ∠ CEF = 90 degree

[16] Since m ∠ DEB is vertical to m ∠ADC Thus answer = 41

Note: vertical angles are angles opposite each other where two lines cross.

[17] Since m ∠ FED = 90 degree and m ∠ DEB = 41 then 90 - 41 = 49

[18] To Find m ∠CEB we have to subtract from m ∠ DEB

180 - 41 = 139

[19] Knowing that m ∠ FED = 90 degree and m ∠DEB = 41

Then m ∠ AEF =  90 +41=131

<u><em>~Lenvy~</em></u>

4 0
2 years ago
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