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sveta [45]
4 years ago
7

A coin is flipped ten times. what is the probability that the first two flips are the same? what is the probability that at leas

t one flip comes up heads? what is the probability that there is a run of at least 8 consecutive flips that come up the same? what is the probability that there are two consecutive flips that are the same? what is the probability that the number of heads is equal to the number of tails?
Mathematics
1 answer:
ololo11 [35]4 years ago
7 0
The first question is 50%
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What is the length of line segment EF?
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The answer to this problem is...3.6
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3 years ago
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Laurie was scuba diving. Each time she dove 5 feet deeper, she would stop and clear her ears. After Laurie had checked her instr
Leona [35]

Complete question :

Answer:

(-5) * (20) * (3)

Step-by-step explanation:

Diving 5 feets deeper = descent = negative 5 Feets

Each time instrument is checked = (60/3) = depth of 20 feets

Number of times instrument is checked = 3

Hence, maximum depth :

Diving 5 feets deeper * Each time instrument is checked = depth of 20 feets * Number of times instrument is checked

(-5) * (20) * (3) = - 60

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3 years ago
Fishing Hook G is let down 2 times its present depth. Where is Fishing Hook G?
AfilCa [17]

Answer:

2.5 times deeper duh

Step-by-step explanation:

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3 years ago
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A pair of shoes which costs Rs 320 was sold at a loss of 5%what was the selling price if it is sold at profit of 20%find the gai
taurus [48]

Answer:

The Sell Price of the shoe at 5% loss is <u>Rs 304</u>.

The Sell Price of the shoe at 20% profit is <u>Rs 384</u>.

The Total Gain Percent is <u>12.5%</u> when shoes are sold at Rs.360.

Step-by-step explanation:

Given,

Cost Price(C.P.) of shoe = Rs 320

Case 1.

Loss = 5%

C.P. = Rs 320

Here loss percent and cost price of the shoe is given, we have to find out the selling price(S.P.) of the shoe.

For this we use the formula of  calculating S.P.

S.P. = \frac{C.P.(100-loss\%)}{100}

On substituting the given values, we get;

S.P. = \frac{320(100-5)}{100}\\\\S.P. =\frac{320\times 95}{100} =\frac{30400}{100} =Rs\ 304

The Sell Price of the shoe at 5% loss is <u>Rs 304</u>.

Case 2.

C.P. = Rs 320

Profit = 20%

Here profit percent and cost price of the shoe is given, we have to find out the selling price(S.P.) of the shoe.

For this we use the formula of  calculating S.P.

S.P. = \frac{C.P.(100+profit\%)}{100}

On substituting the given values, we get;

S.P. = \frac{320(100+20)}{100}\\\\S.P.=\frac{320\times 120}{100}=\frac{38400}{100}=Rs\ 384

The Sell Price of the shoe at 20% profit is <u>Rs 384</u>.

Case 3.

C.P. = Rs 320

S.P. = Rs 360

Now we need to find the gain percent.

First we will find the gain.

Gain is the difference of S.P with C.P.

Gain = 360-320 = 40

Now Gain Percent can be calculated by dividing gain with the cost price and then multiplying it with 100

Gain Percent = \frac{40}{320}\times 100 = 12.5\%

Hence The Total Gain Percent is <u>12.5%</u> when shoes are sold at Rs.360.

4 0
3 years ago
Solve the inequality for x. –2x – 3 &gt; 13 A) x &lt; –5 B) x &lt; –8 C) x &gt; –5 D) x &gt; –8
s344n2d4d5 [400]

Answer:

B x<-8

Step-by-step explanation:

-2x -3> 13

-2x > 13+3

-2x >16

since you will divide both side by a negative number, the operator will change from > to <

-2x /-2 < 16/-2

x<-8

5 0
3 years ago
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