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lord [1]
3 years ago
12

There are between 25 and 43 students in a class

Mathematics
2 answers:
8_murik_8 [283]3 years ago
7 0

Answer:

36

Step-by-step explanation:

Since the sum of the ratios is 5+7=12 the total number of students must be divisible by 12

The only number within the given range is 36

Vinil7 [7]3 years ago
6 0

Answer: 36

Since the sum of the ratios is 5+7=12

the total number of students must be divisible by 12

The only number within the given range is 36

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Mario’s Pizzeria bakes olive pieces in the outer crust of its 20-inch (diameter) pizza. There is at least one olive piece per in
11111nata11111 [884]
Radius = 10

C=2\pi*10=62.8=63 inches.

So you'd get at least 63 pieces in the crust of the pizza.
Divide the answer by 8 to get the average number of piece per slice.

\frac{63}{8} = 7.8 = 8 pieces, approximately.



6 0
3 years ago
Read 2 more answers
A fence is to be built to enclose a rectangular area of 320 square feet. The fence along three sides is to be made of material t
sergeinik [125]

The dimensions of the enclosure that is most economical to construct are; x = 14.22 ft and y = 22.5 ft

<h3>How to maximize area?</h3>

Let the length of the rectangular area be x feet

Let the width of the area = y feet

Area of the rectangle = xy square feet

Or xy = 320 square feet

y = 320/x  -----(1)

Cost to fence the three sides = $6 per foot

Therefore cost to fence one length and two width of the rectangular area

= 6(x + 2y)

Similarly cost to fence the fourth side = $13 per foot

So, the cost of the remaining length = 13x

Total cost to fence = 6(x + 2y) + 13x

Cost (C) = 6(x + 2y) + 13x

C = 6x + 12y + 13x

C  = 19x + 12y

From equation (1),

C = 19x + 12(320/x)

C' = 19 - 3840/x²

At C' = 0, we have;

19 - 3840/x² = 0

19 = 3840/x²

19x² = 3840

x² = 3840/19

x = √(3840/19)

x = 14.22 ft

y = 320/14.22

y = 22.5 ft

Read more about Maximization of Area at; brainly.com/question/13869651

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8 0
2 years ago
If f(x) is the total number of bacteria present in a sample after x hours, which of the following statements best describes the
gavmur [86]
Function is given in the form: f ( 2 ) = 12. There is x = 2, which means the presence of bacteria after 2 hours. 
Answer : C) The total number of the bacteria present in the sample after 2 hours is 12.
7 0
3 years ago
Read 2 more answers
What is the value of x?<br> Enter your answer in the box.<br> x
hram777 [196]

Answer:

41

Step-by-step explanation:

Use the triangle angle bisector theorem.

EG/GD = EH/HD

49/35 = 58.8/(x + 1)

49(x + 1) = 35 * 58.8

49x + 49 = 2058

49x = 2009

x = 41


Hope this helps!

5 0
2 years ago
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Which of the following properties of equality would you use to move the 34 to the other side of the equation 5h+34 = 17?
zaharov [31]
D. Subtraction property of equality, because since its +34 you have to change it to a subtraction sign and subtract it from both sides. So it should look something like this

4 0
3 years ago
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