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Dmitrij [34]
3 years ago
14

What is the difference between union set and universal set​

Mathematics
1 answer:
VARVARA [1.3K]3 years ago
5 0

Answer:

Universal set is a set which contains all values

Union of Sets : The joining of two or more sets  .

Step-by-step explanation:

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A company manufactures and sells personalized stationery. The weekly fixed cost is $3850 and it cost $3.00 to produce each packa
Sveta_85 [38]

Answer:

  more than 1100

Step-by-step explanation:

The contribution margin for each package sold is ...

  $6.50 -3.00 = $3.50

The number of packages that must be sold to cover fixed costs is ...

  3.50n > 3850

  n > 1100 . . . . . . . divide by 3.50

The company will generate a profit if more than 1100 packages are produced and sold each week.

_____

<em>Additional comment</em>

If exactly 1100 packages are sold, then costs are covered, but profit is 0. In order for profit to be positive, more than 1100 packages must be sold.

5 0
2 years ago
A new photocopier works 4 times as fast as an old one. When the machines work together, a university can produce all its staff m
Usimov [2.4K]

The old photocopier can make x manuals in an hour. The new photocopier can make 4x. Combined, they made 5x manuals in an hour.

In one hour they can make 1/28 of the manuals.

1/(28*5)=1/140 is the rate.

The new photocopier can make all the manuals in 4/140 or 35 hours.

The old one can make them in 140 hours.

6 0
2 years ago
24 dogs to 56 cats<br><br><br> In the simplest form
Lubov Fominskaja [6]

Answer:

Simplify them to the lowest.

What's the GCF( Greatest Common Factor). It's 8. So divide both sides by 8.

24/8 = 3

56/8 = 7

so it's

3 dogs to 7 cats

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
Please help me answer this
yarga [219]

80,000going up by 10% you just add the 10% on

6 0
3 years ago
50 + 34 x 6 - 23. ​
dolphi86 [110]

Answer: 231

Step-by-step explanation: We can use PEMDAS (parentheses, exponents, multiplication, division, addition, subtraction) in order. Multiply 34 and 6: 204.

50 + 204 - 23. Add 50 and 204: 254. Subtract 254 and 23: 231.

6 0
3 years ago
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