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antoniya [11.8K]
3 years ago
5

A biology class has a total of

Mathematics
2 answers:
svlad2 [7]3 years ago
8 0
Females:24
Males:33

You would divide 47 by two to get 23.5, since you cannot have a half of a person, round it up to 24, then add 9 to find the number of males(33). Subtract 33 from 47 to get the number of females(24). 
vivado [14]3 years ago
4 0
47 (total) - 9 (difference) = 38 (balance) ÷ 2 (male/female) 
= 19 (females) + 9 = 28 (males)

Hope this helps!

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Divide. Reduce the answer to lowest terms. 6 ÷ 4/5
Butoxors [25]

Answer:

I think its 7.5 but I might be wrong

Step-by-step explanation:

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3 years ago
What is the slope of D and E??
Mazyrski [523]

Answer:

-4 and 0

Step-by-step explanation:

Rise over Run would give us the slope.

In the first graph, It goes down 4 while it goes 1 to the right.

This means that -4/1 = -4.

The second graph does not go up or down, meaning 0, while it goes 1 to the right.

This means that 0/1 = 0.

4 0
3 years ago
Does anyone know how to solve this?
masya89 [10]

Answer:

b = -125/9

Step-by-step explanation:

1 + log5 ( -9b) = 4

Subtract 1 from each side

1 -1+ log5 ( -9b) = 4-1

log5 ( -9b) = 3

Raise each side to the base 5

5^  log5 ( -9b) = 5^3

This will cancel the log5

-9b = 125

Divide each side by 9

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b = -125/9

3 0
3 years ago
Estimates show that there are 1.4*10^8 pet fish and 9.4*10^6 pet reptiles in the United States.
Readme [11.4K]
\bf \stackrel{fish}{1.4\times 10^8}~~+~~\stackrel{reptiles}{9.4\times 10^6}
\\\\\\
\stackrel{fish}{140000000}~~+~~\stackrel{reptiles}{9400000}\implies 
\begin{array}{rrrrllll}
140000000\\
+9400000\\
\text{\textemdash\textemdash\textemdash\textemdash\textemdash}\\
149400000
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5 0
3 years ago
In circle O, ST is a diameter.
Andreas93 [3]

The value of x must be 25.0. The correct option is the second option-  25.0

<h3>Solving Linear equations </h3>

From the question, we are to determine the value of x

From the given diagram, we can write that

m ∠SOR + m ∠UOR + m ∠TOU = 180° (<em>Sum of angles on a straight line</em>)

∴ (2x +8)° + (3x - 14)° + (3x -14)° = 180°

2x° + 8° + 3x° -14° + 3x° -14° = 180°

Collect like terms

2x° + 3x° + 3x° + 8° - 14° -14° = 180°

8x° -20° = 180°

8x° = 180° + 20°

8x° = 200°

x = 200/8

x = 25.0

Hence, the value of x must be 25.0. The correct option is the second option-  25.0

Learn more Solving linear equations here: brainly.com/question/1413277

#SPJ1

8 0
2 years ago
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