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hram777 [196]
3 years ago
13

A fair coin is tossed 5 times. What is the probability of obtaining exactly 3 heads.

Mathematics
1 answer:
vichka [17]3 years ago
3 0
Coin tossed : 5 times
Heads and 3 times

Probability: 3:5 
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Answer:

She will buy at least 10 pounds or more.

Step-by-step explanation:

If each pound costs $4 and she is spending $40 worth, she needs to buy 10 pounds in order to spend the minimum of $40. She can buy more than 10 pounds to keep spending more money. 11, 12, 13, 14, 15, and so forth are all possible numbers in pounds she will buy.

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A gallon of milk cost $2.90 in 2002. In 2018, it cost
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Answer:

<em>The cost of a gallon of milk changed 31%</em>

Step-by-step explanation:

<u>Percent Change</u>

Is the difference between two values of the same variable in different times or conditions, expressed as a percentage of the original value.

The formula is:

\displaystyle Pc=\left |\frac{v1-v2}{v1}  \right |\cdot 100\%

Where

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v2 = final value

The gallon of milk cost v1=$2.90 in 2002 and v2=$3.80 in 2018. The percent change is:

\displaystyle Pc=\left |\frac{2.90-3.80}{2.90}  \right |\cdot 100\%

\displaystyle Pc=\left |\frac{-0.9}{2.90}  \right |\cdot 100\%

Pc = 31%

The cost of a gallon of milk changed 31%

8 0
3 years ago
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Step-by-step explanation:

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Read 2 more answers
Math help guys how wouls i work this out
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You can graph your answer by drawing an open circle at the 6 and coloring the line to the left. The circle should be open, because x is <em>less than 6</em>, not less than or equal to. You would color to the left to show that x can be anything less than 6.

4 0
3 years ago
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