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Valentin [98]
2 years ago
5

A company is trying to determine how many Valentine’s Day cards to produce. The cost of printing x cards is $2 million +0.70x. F

or example, printing 1 million cards costs $2.7 million. Weekly demand for cards follows a normal random variable with a mean of 1.5 million and a standard deviation of 200,000 for a week before the day and a normal random variable with a mean of 0.5 million and a standard deviation of 300,000 for the week before that. The cards are sold for $4.00, and leftover cards have a value of $0.05. With the precision of 0.2 million, determine how many cards should the company produce to maximize its profit.
Mathematics
1 answer:
vladimir1956 [14]2 years ago
4 0
Jiajianka+b=cbunaianiajianja ok
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Solve x3 = 1 over 8. <br> 1 over 2 <br> ±1 over 2 <br> 1 over 4 <br> ±1 over 4
cricket20 [7]
X³ =  1/8

Take the cube root of both sides.

∛x³  = ∛(1/8)

Since x³ has 3 of such x multiplying each other so we bring out 1 of the x from the cube root sign as discussed.

x = ∛((1/2)*(1/2)*(1/2))

We bring out 1 of the (1/2) out of the cube root sign as well.

x = 1/2

So the answer is the first option.  1 over 2.

I hope this helps.
7 0
3 years ago
How many revolutions will a car wheel of diameter 26 in. make as the car travels a distance of one mile? (round your answer to t
Lostsunrise [7]
Circumference of the wheel = pi*d = 26pi ins =  13pi / 6   feet
there are 8280 feet in 1 mile 

The number of revolutions  in travelling 1 mile  = 5280 * 6
                                                                               ----------- =  776  revs
                                                                                    13 pi



7 0
3 years ago
Read 2 more answers
Sunland Corp. has annual sales totaling $1242000 and an average gross profit of 20% of cost. What is the dollar amount of the gr
Reptile [31]

Answer:

The total amount of gross profit is 1,490,400

Step-by-step explanation:

1242000 x 1.20 =1,490,400

Hope I helped :)

3 0
3 years ago
If a probability distrubution is 1/10, 1/10, 1/2, x, what is the value of x?
just olya [345]

Answer: 3/10

Step-by-step explanation:

4 0
3 years ago
What two mixed numbers have a sum of 3
barxatty [35]
The answer is one and 1/3 + one and 2/3.
To get this answer, we must first need to understand improper fractions are (i guess) an 'uglier' version of mixed numbers because improper fractions can be converted to mixed numbers and vice versa making them pretty much the same thing. 
So an improper fraction is when the numerator is bigger than denominator.
(we also need to understand that for example: 12/3 is the same as 12 divided by 3)
So, what divided by what gives 3? Well 3*3=9 so if 9 is divided by 3 it will equal 3. Therefore we have an improper fraction of 9/3.

The basics of addition in fraction is when the numerator is the same, just add the top. So for simplicity's sake we will make out sum where both improper fraction's denominator is 3. So... what plus what equals 9? 4+5. 4 and 5 are chosen because both numbers are bigger than 3.
so now we have:
4/3 + 5/3
Now just turn the improper fraction into a mixed number and we get the answer of: one and 1/3 + <span>one and 2/3, which equals 3</span>
4 0
3 years ago
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