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Finger [1]
2 years ago
12

A magazine subscription service is having a contest in which the prize is 80,000. if the company receives 1 million entries, wha

t is the expectation of the contest?
$____
Mathematics
1 answer:
katen-ka-za [31]2 years ago
5 0

Answer:

Expectation of the contest = $0.08

Step-by-step explanation:

Amount of the contest prize = $80000

Total entries received = 1 million

Probability of winning the contest = \frac{1}{1000000}

Expectation of the contest will be determined by the formula

P = (winning amount) × (probability to win the contest)

  = 80000\times \frac{1}{1000000}

  = $0.08

Therefore, the expectation of the contest will be $0.08.

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salina is one-quarter of her aunts age if a represents her aunts age which expression represents her age
katovenus [111]

Answer:

<em>s</em> = .25<em>a</em>

Step-by-step explanation:

if <em>s</em> is Salina's age, and we know that she is 1/4 (.25) her aunt's age, then ONE QUARTER (.25) times AUNT'S AGE (<em>a</em>) = SALINA'S AGE (<em>s</em>)

7 0
2 years ago
Paul bought a package of 6 spiral notebooks for a total cost of $13.50. which equation represents p, the cost, in dollars, of ea
jek_recluse [69]
6p=13.50

there are 6 notebooks and it costs $13.50 altogether. P represents the cost of one notebook, therefore the equation would be 6p=13.5. It can be rearranged to p=13.5/6
5 0
2 years ago
Twenty-nine percent of americans say they are confident that passenger trips to the moon will occur in their lifetime. You rando
CaHeK987 [17]

Answer:

the probability that less than 33% of the people sampled will answer yes to the question =0.5676

Step-by-step explanation:

8 0
2 years ago
Which graph matches the equation y+3=2(x+3)?
Vlad1618 [11]

Answer:

The graph that includes points (-3,-3) and (0,3)

Step-by-step explanation:

In the pictures attached, the options are shown.

The equation:

y+3=2(x+3)

has the point-slope form, which is:

y-y₁=m(x-x₁)

where (x₁, y₁) is a point on the line and <em>m</em> is its slope. This means that (-3,-3) is on the line. To know the y-intercept of the line, we have to replace x = 0 into the equation, as follows:

y+3=2(0+3)

y+3 = 6

y = 6 - 3

y = 3

Then, point (0, 3) is on the line.

8 0
2 years ago
A pizza shop sells pizzas that are 10 inches (in diameter) or larger. A 10-inch cheese pizza costs
Bogdan [553]

Answer:

A pizza shop sells pizzas that are 10 inches orr larger. A 10-inch cheese pizza costs $8 and each additional costs $1.50 and each additional topping costs $0.75.

The equation that represents the cost of a pizza is:

P = $10 + $1.50a + $0.75b

Where 'a' represents the number additional inches and 'b' represents the number of additional toppings.

5 0
2 years ago
Read 2 more answers
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