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WARRIOR [948]
3 years ago
5

The dimensions of a room measure 12 ft by 9 ft.In a scale drawing of the room, 1 in = 3ft.What are the dimensions of the room in

the drawing?
Mathematics
1 answer:
Dmitry_Shevchenko [17]3 years ago
6 0
4 in by 3 in would be the dimensions
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A container contains 12 diesel engines. The company chooses 5 engines at​ random, and will not ship the container if any of the
Rufina [12.5K]

Answer:\frac{^{10}C_5}{^{12}C_5}

Step-by-step explanation:

Given a total of 12 diesel engines

out of which 2 are defective

Company have to choose 5 good engines to ship.

Therefore no of ways in good engines are selected is ^{10}C_5

no of ways in which any 5 engines are selected from a total of 12 engines is

^{12}C_5

Therefore the required probability =\frac{^{10}C_5}{^{12}C_5}

=\frac{7}{22}=0.318

3 0
3 years ago
Find the answer pleaseeee...<br><br>-15/9 + 9/4 = ? <br><br>Please find what the question mark is​
SVEN [57.7K]

Answer:

7/12

Step-by-step explanation:

-15/9+9/4

We need to make them have the same denominator:

9x4= 36 so that is our new denominator

-15x4= -60

9x9=81

(Sorry if i dont make sense)

Now we have -60/36+81/36 which is equal to 21/36.

Now we simplify:

21/36=7/12

3 0
3 years ago
A street vendor earns $20 for each day of work plus $4 for
loris [4]

Answer:

(C)

Step-by-step explanation:

20 for each day=20x

4 for hot dogs sold=4x

20x+4x

(C)

4 0
3 years ago
What is the written form of 7.007
Alenkasestr [34]
Seven and seven thousandths.
5 0
3 years ago
Read 2 more answers
How do you find pie?
KiRa [710]
Well pie is 3.14 etc.
And the way to find that out is by:
~Using the formula.
~To find out what the circumference is you have to use this formula<span> 
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</span>~If you plug in the numbers in a calculator the numbers should be 3.14.
4 0
3 years ago
Read 2 more answers
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