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juin [17]
3 years ago
7

A type is typically makes an error on one out of every 21 documents they complete if the typist can complete 120 documents an ho

ur how many errors does he make in three and a half hours
Mathematics
1 answer:
motikmotik3 years ago
8 0
<span>Answer: 21 document= 1 error 120 document= 1 hour in three and a half hours= 21 mistakes</span>
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HELLLPPPP MEEE PLEASEEEE
galina1969 [7]
The correct answer choice is (B)
4 0
3 years ago
What is the equation of the line that passes through the point (-2,3) and that is perpendicular to the line represented by 3x-2y
motikmotik

Answer:

3y + 2x = 5

Step-by-step explanation:

3x-2y = -2

2y = 3x + 2

y = (3/2)x + 1

Slope is 3/2

Slope of the Perpendicular line is -2/3

y = (-2/3)x + c

x = -2 , y = 3

3 = (-2/3)(-2) + c

3 = 4/3 + c

c = 3 - 4/3 = 5/3

y = (-2/3)x + 5/3

3y = -2x + 5

3y + 2x = 5

5 0
3 years ago
If p is parallel to q, which pair of angles must be congruent?
Veseljchak [2.6K]
Vertical angles are congruent whether the lines are parallel or not.
Corresponding angles are congruent.
Alternate interior and alternate exterior angles are congruent.
1 & 4, 2 & 3, 3 & 6, 4 & 5, 1 & 8, 2 & 7, 5 & 8, 6 & 7, 3 & 7, 1 & 5, 2 & 6, 4 & 8
I think I got all of them!
5 0
3 years ago
Read 2 more answers
Convert to the unit in the brackets
myrzilka [38]

Answer:

1) 6.438km 2)818,700m 3)6750cm

5 0
2 years ago
QUICKK.
topjm [15]

You will need 8 drops of blue coloring to mix icing with 4 drops of yellow coloring.

In order to make the icing, you <u>used 2 drops of yellow coloring</u> for every<u> 4 drops of blue coloring. </u>

You need to first find the unit rate of blue coloring to yellow coloring.

<em>= blue coloring required / yellow coloring </em>

= 4 / 2

= 2

This means that for every drop of yellow coloring used, 2 drops of blue is used.

If you are to <u>use 4 drops of yellow</u>, the number of blue drops to use is:

<em>= Number of yellow drops x unit rate</em>

= 4 x 2

= 8 drops of blue coloring

In conclusion, you will need 8 drops of blue coloring for 4 drops of yellow coloring.

<em>Find out more at brainly.com/question/17041316.</em>

8 0
2 years ago
Read 2 more answers
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