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liq [111]
3 years ago
7

Could someone help me with these two questions? Would really appreciate it.

Mathematics
2 answers:
Nostrana [21]3 years ago
6 0

Answer:

5) 1:2(1/2)  6) 1:4 (1/4)

Step-by-step explanation:

5) At 3 girls, there is 6 boys, and 3/6 = 1/2

6) At 2 girls, there is 8 bracelets, and 2/8 = 1/4

saw5 [17]3 years ago
3 0

Answer: 5.) Mr. Muni's class. the constant rate (slope) is 6/3. 2/1

6.) Jewelry. The rate is 4/1 because there were 8 itrems made by 2 girls.

Step-by-step explanation: Normally you can

look for places where the graphed line crosses the grid. Count the number of vertical squares. This is the numerator. Count the number of squares horizontally. This is the Denominator.

In these examples, the scales on the graphs have different scales on the horizontal and vertical dimensions. So you have to choose numbers from the graph and calculate the rates of change.

You might be interested in
Graphic DesignWorks ships the T-shirts it makes in boxes that measure 20 in
dsp73

Answer: 416 boxes

Step-by-step explanation:

Hi, to answer this question we have to calculate the volume of each box and the volume of the storage space.

Since both are rectangular prisms:

Volume = length x width x height

Box of t -shirts = 20 x 16 x 12 = 3,840 cubic feet

Storage = 200 x 200 x 40 = 1,600,000 cubic feet  

Next, we have to divide the storage's volume by the volume of each box:

1,600,000 / 3,840 = 416.6 =416 boxes  

Feel free to ask for more if needed or if you did not understand something.

5 0
3 years ago
PLEASE HELP THIS IS DUE IN AN HOUR!!!
Naily [24]

Answer:

<h2>The x-coordinate after the rotation is -10.</h2>

Step-by-step explanation:

A 810° rotation is equal to a 90° rotation. So, the transformation described gives the same result than rotating 90° only.

A 90° counterclockwise rotation is defined by the rule

(x,y) \implies (-y,x)

The given coordinate is (8,10). Using the rule, we have

(8,10) \implies (-10,8)

Therefore, the x-coordinate after the rotation is -10.

3 0
3 years ago
SOLVE x^4 − 15x^2 − 16 = 0 <br> What are the roots of the equation?
kakasveta [241]

Answer:

roots : 4, -4, i, -i

Step-by-step explanation:

This gets a bit tricky.

We have to substitude x^2 as u in this problem.

Now to rewrite x^4 − 15x^2 − 16 = 0 with u, we get

u^2 - 15u - 16 = 0

( u - 16) (u + 1)

U = 16

U = -1

<em>This is not the end of the problem. </em>

Now we have to substitute x^2 back to u.

x^2 = 16  --> we get the roots 4 and -4

x^2 = -1 --> we get the roots i and -i

tadah!

8 0
2 years ago
PLEASE HELP FAST!!
Oduvanchick [21]

Answer:

x = 4

Step-by-step explanation:

10 = -1/4 x + 11

10 - 11 = -1/4 x

-1 = - 1/4 x

x = 4

7 0
3 years ago
Need Help fast!!!<br> Please!
Andrej [43]
There should be a question to answer
4 0
3 years ago
Read 2 more answers
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