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Umnica [9.8K]
3 years ago
14

Please help me it’s due in 1 hour

Mathematics
1 answer:
kherson [118]3 years ago
7 0

Answer:

There were 39 children at the party

Step-by-step explanation:

Here, we want to know the number of children at the party

To do this, we have to add the y-values ( frequencies of the age grades)

We have this as;

8 + 8 + 7 +10 + 6 = 39

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4. Find the distance between the two points. Round to the nearest tenth if necessary.
Archy [21]

Answer:

Distance = 7.8 units

Step-by-step explanation:

In coordinate geometry, the distance between the 2 points is given by

Distance = \sqrt{(x1-x2)^{2} + (y1-y2)^{2} }

where (x1,y1) and (x2,y2) are coordinates of the 2 points.

Above the 2 points given are, (-2,-1) and (3,5).

<em>x1 = -2 , y1 = -1 , x2 = 3, y2 = 5</em>

<em>Distance = \sqrt{((-2)-(3))^{2} + ((-1)-(5))^{2} }</em>

<em>Distance = \sqrt{61}</em>

<em>Distance = 7.8102 units</em>

To the nearest tenth, Distance = 7.8 units

3 0
3 years ago
A recipe requires 2\tfrac{3}{4}2 4 3 ​ cups of milk for every \frac{1}{3} 3 1 ​ of a cup of flour. What is the ratio of cups of
exis [7]

Answer:

28 tablespoons of sugar

6 tablespoons of cocoa powder

Step-by-step explanation:

Malik is using a cookbook to make a recipe, but he can not find his measuring cups! He has, however, found a tablespoon. Inside the back cover of the cookbook, it says that 1 cup = 16 tablespoons.

Explain how he could use the tablespoon to measure out the following ingredients:

2 cups of flour

½ cup sunflower seeds

1¼ cup of oatmeal

Malik also adds the following ingredients. How many cups of each did he add?

28 tablespoons of sugar

6 tablespoons of cocoa powder

Use of the following representations is optional:

Tablespoons 16            

Cups 1            

5 0
3 years ago
Read 2 more answers
15 POINTS‼️‼️‼️<br><br> Part B: Solve for x. Show your work.
Musya8 [376]

Answer:

Step-by-step explanation:

A straight line adds up to 180 degrees, therefore 3x+6x = 180

9x = 180

x = 20

7 0
3 years ago
Help how to solve! 24=3r divided by 4
zhenek [66]

24=3r/4

Multiply both sides by 4

24=(3r)/4

(24)*(4)=(3r/4)*(4)

96=3r

Flip the equation

3r=96

Divide both sides by 3

3r/3=96/3

r=32

Now lets check if the answer is good

24=3(32)/4

24= 96/4

24=24

You see , the answer is good .


I hope that's help ! Let me know .

6 0
3 years ago
Solve. <br> | 3x + 1 | = 2
qwelly [4]
Since this is an absolute value equation, it will have two answers. For the first answer, take away the absolute value bars and solve 3x + 1 = 2. Subtract 1 from both sides to get 3x = 1 and divide each side by 3 to get x = 1/3. Now onto the second solution. This time, take away the absolute value bars and make the other side of the equation, the 2, negative, to get 3x + 1 = -2. Now solve this by subtracting 1 from each side to get 3x = -3 and divide each side to get the other answer which is x = -1. The answer is x = -1 or 1/3, hope this helps!
8 0
3 years ago
Read 2 more answers
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