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ryzh [129]
3 years ago
14

HARDEST QUESTION OF ALL TIME CAN YOU SOLVE IT? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
The pressure in an automobile tire filled with air is 245.0kPa. If PO2 = 51.3kPa, PCO2 = 0.10kPa, and Pothers = 2.3kPa, what is PN2 ?
Mathematics
1 answer:
Lana71 [14]3 years ago
7 0

Answer:

PN2 = 191.3kPa

Step-by-step explanation:

Ptotal = PO2 + PCO2 + PN2 + Pothers = 245.0kPA

Work backwards to find PN2

245.0kPA - PO2 - PCO2 - Pothers = PN2

245.0kPA - 51.3kPa - 0.10kPa - 2.3kPa = PN2

245.0 - 51.3 = 193.7

193.7 - .10 = 193.6

193.6 - 2.3 = 191.3

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Step-by-step explanation:

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An international company has 23,200 employees in one country. If this represents 26.7% of the company's employees, how many empl
omeli [17]

Answer:

Total number of employees = 86,891 employees

Step-by-step explanation:

Let

x = total number of employees

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3 years ago
Question: The meaning of four consecutive even numbers is 15.
nasty-shy [4]
First, a bit of housekeeping:

<span>The meaning of four consecutive even numbers is 15.  Wouldn't that be "mean," not meaning?  Very different concepts!

The greatest of these numbers is _______ a^1

"a^1" means "a to the first power.  There are no powers in this problem statement.  Perhaps you meant just "a" or "a_1" or a(1).


The least of these numbers is ______a^2.
No powers in this problem statement.  Perhaps you meant a_2 or a(2)


In this problem you have four numbers.  All are even, and there's a spacing of 2 units between each pair of numbers (consecutive even).

The mean, or arithmetic average, of these numbers is (a+b+c+d) / 4, where a, b, c and d represent the four consecutive even numbers.  Here this mean is 15.  The mean is most likely positioned between b anc c.


So here's what we have:  a+b+c+d
                                         ------------- = 15
                                                 4

This is equivalent to a+b+c+d = 60.

Since the numbers a, b, c and d are consecutive even integers, let's try this:

a + (a+2) + (a+4) + (a+6) = 60.    Then 4a+2+4+6=60, or 4a = 48, or a=12.

Then a=12, b=14, c=16 and d=18.  Note how (12+14+16+18) / 4 = 15, which is the given mean.

We could also type, "a(1)=12, a(2)=14, a(3) = 16, and a(4) = 18.


</span>
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Answer:

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Step-by-step explanation:

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