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lidiya [134]
4 years ago
14

The question is below

Mathematics
1 answer:
Anna35 [415]4 years ago
8 0

Answer:

12) A = 27

13) B =  36

14) C = 25

15) D = 30

Step-by-step explanation:

We need to complete the ratio tables

We are given:

Footballs 15   5   20   C     D

Baseballs A   9    B    45   54

The table shows the ratio of footballs to baseballs.

We are given the ratio \frac{Football}{Baseball}=\frac{5}{9}

All other ratios will also be simplified to get \frac{5}{9}

12) Calculate A

Footballs = 15

Baseballs = A

Common ratio is 5/9, we need to find a number that multiplies by 5 to get 15, same number will be multiplied by denominator to get A.

We know that \frac{5\times3}{9\times3}= \frac{15}{27}

So, A = 27

13) Calculate B

Footballs = 20

Baseballs = B

Common ratio is 5/9, we need to find a number that multiplies by 5 to get 20, same number will be multiplied by denominator to get B.

We know that \frac{5\times4}{9\times4}= \frac{20}{36}

So, B = 36

14) Calculate C

Footballs = C

Baseballs = 45

Common ratio is 5/9, we need to find a number that multiplies by 9 to get 45, same number will be multiplied by numerator to get C.

We know that \frac{5\times5}{9\times5}= \frac{25}{45}

So, C = 25

15) Calculate D

Footballs = D

Baseballs = 54

Common ratio is 5/9, we need to find a number that multiplied by 9 to get 54, same number will be multiplied by numerator to get D.

We know that \frac{5\times6}{9\times6}= \frac{30}{54}

So, D = 30

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PLEASE HELP!!!
Romashka-Z-Leto [24]
1)
7/6d+4/3=-1/3
7/6d=-5/3
d=-5/3×6/7
d=-10/7
2)
5 1/2-u=9/4
11/2-u=9/4
22/4-u=9/4
13/4=u
3 1/4=u
3)
-m-7/8=-10
-m-7/8=-80/8
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4)
2/7=4/5+9q
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q=-2/35. Hope it help!
7 0
4 years ago
What is 7/9 divided by 1/3
andrey2020 [161]

Answer:

{ \tt{ =  \frac{7}{9}  \div  \frac{1 }{3} }} \\  = { \bf{ \frac{7}{9}  \times  \frac{3}{1} }} \\  =  \frac{7}{3}

3 0
3 years ago
Each graph shows a relation. The first and second numbers of each ordered pair in the relation are members of the set of real nu
Goshia [24]

Using it's concepts, we have that:

  • The domain of the relation is of -2 ≤ x ≤ -1.
  • The range of the relation is of -2 ≤ y ≤ 2.
  • Since each value of the input is mapped to only one value of y, it is a function.

<h3>What are the domain and the range of a relation?</h3>

  • The domain of a relation is the set that contains all possible input values for the relation. In a graph, it is given by the values of x.
  • The range of a relation is the set that contains all possible output values for the relation. In a graph, it is given by the values of y.

Hence:

  • The domain of the relation is of -2 ≤ x ≤ -1.
  • The range of the relation is of -2 ≤ y ≤ 2.

<h3>When does a relation represents a function?</h3>

A relation represents a function when each value of the input is mapped to only one value of the output.

From this graph, we have that <u>each value of x is mapped to only one value of y</u>, that is, there are no vertically aligned points, hence the relation is a function.

More can be learned about relations and functions at brainly.com/question/12463448

#SPJ1

4 0
2 years ago
I NEED HELP PLZ ASAP , I AM SO STUCK ON THIS.
Bezzdna [24]

Function

d. 4f(t)

=4(t²+9)

=4t²+36

e. (f(t))²+8

=(t²+9)² + 8

= t⁴+18t²+81+8

= t⁴+18t²+89

5 0
2 years ago
How many solutions are there to the system of equations graphed below if
Snezhnost [94]
D. Infinitely many because the lines will never Intersect which means there are infinitely solutions
5 0
2 years ago
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