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Anvisha [2.4K]
3 years ago
12

Grocery store selects the winner, or winners, of a $25 and $50 gift card by first randomly selecting a single entry from all ent

ries, placing that entry back into the pool, and then randomly selecting another entry. Are the events "winning the $25 gift card" and "winning the $50 gift card" independent or dependent? Explain.
Mathematics
2 answers:
Simora [160]3 years ago
5 0

The given events are independent  because choosing one a $25 winner won't affect a $50 winner, and viceversa.

Remember that two events are independent if they don't influence each other. So , in this case, once they choose the first entry, they replace it back, restoring the pool to its original size.

Hence , the answer is independent events.

PLEASE MARK ME AS BRAINLIEST

Charra [1.4K]3 years ago
4 0

Answer:

c

Step-by-step explanation:

because ist winning one

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artcher [175]

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Step-by-step explanation:

The equation of a circle can be written by

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(x-5)^{2}+(y+2)^{2} = 81/4

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Lian needs to solve the quadratic equation: x^2 - 4x - 2 = 0. Which statement about how Lian should solve this equation is true?
Ulleksa [173]

Answer:

x = 4.45 or x = - 4.45

Step-by-step explanation:

Here are the steps:

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<em>good luck, i hope this helps :)</em>

5 0
3 years ago
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What is the perimeter of a polygon with vertices at (−2, 1) , ​ (−2, 4) ​, (2, 7) , ​ (6, 4) ​, and (6, 1) ​?
alekssr [168]
First we need the distances of the sides of the polygon, because perimeter = sum of all sides.
d =  \sqrt{{(y2 - y1)}^{2} + {(x2 - x1)}^{2} }
d1 =  \sqrt{{(1 - 4)}^{2} + {( - 2 -  - 2)}^{2} } \\  =  \sqrt{{(- 3)}^{2} + {(0)}^{2} } =  \sqrt{9}  \: = 3
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d3 \: = \sqrt{{(7 - 4)}^{2} + {(2 - 6)}^{2} } \\  =  \sqrt{{(3)}^{2} +  {( - 4)}^{2} } =  \sqrt{9 + 16}  \\  =  \sqrt{25} \:  = 5
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p = 3+5+5+3+4 = 20 units





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3 years ago
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