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lana [24]
3 years ago
13

The problem is 

Mathematics
1 answer:
Sophie [7]3 years ago
7 0
average=\frac{sum\ of\ attendance}{amount\ of\ shows}\\\\
average=3000\\\\
3000=\frac{2580+2920+third\ show}{3}\ \ \ |*3\\
9000=2580+2920+third\ show\\
9000=5500+third\ show\ \ \ |Subtract\ 5500\\
3500=third\ show\\\\
\textbf{3500\ people\ must\ attend\ the\ third\ show.}
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Popcorn kernels pop independently (i.e. unimolecularly). For one brand at constant temperature, 12 kernels pop in 5 seconds when
likoan [24]

Answer:

no of kernels  pop = 4.34

Step-by-step explanation:

given data

kernels pop in 5 second  = 12

kernels are present = 235

solution

we get here kernels are pop at rate of here

kernels are pop at rate = 12  ÷  235  

kernels are pop at rate = 0.051063

and

we get here maximum kernels are remaining that is

maximum kernels remaining = 235 - 140

maximum kernels remaining = 85

so

no of kernels  pop in 5 second will be

no of kernels  pop = 0.051063   × 85

no of kernels  pop = 4.34

7 0
3 years ago
Is 7/3 a rational number ?
boyakko [2]

Answer: Yes

Step-by-step explanation: To determine whether 7/3 is a rational number, remember all fractions either positive or negative are rational numbers.

Therefore, 7/3 is a rational number.

4 0
3 years ago
Read 2 more answers
The expression on the left side of an equation is shown below. If the equation has an infinite number of solutions, which expres
chubhunter [2.5K]

The answer is D. -2x+5.

If we simplify the left side of the equation first given, we come to the expression -2x-10.

If we solve for D., we get the same results. Thus, because an equation with all the same variable terms and constants have infinite solutions, the answer is D.

Hope this helps!

5 0
3 years ago
Read 2 more answers
14. A rectangle has a width described by the expression (x2 + 2x – 15)/x and a length described by the expression
tensa zangetsu [6.8K]

Answer:

The answer to your question is Perimeter = [4x³ + 14x² + 50x - 150] / x(5 + x)

Step-by-step explanation:

Data

Width = (x² + 2x - 15)/x

Length = (3x² + 4x)/ (5 + x)

Process

1.- Write the formula for the perimeter of a rectangle

Perimeter = 2W + 2L

2.- Substitution

Perimeter = 2(x² + 2x - 15)/x + 2(3x² + 4x)/(5 + x)

3.- Simplification

Perimeter = (2x² + 4x - 30)/x + (6x² + 8x)/(5 + x)

4.- Sum the fractions

Least common factor = x(5 + x)

Perimeter = [(2x² + 4x - 30)(5 + x) + (x(6x² + 8x)] / x(5 + x)

-Simplification

Perimeter = [10x² + 20x - 150 - 2x³ - 4x² + 30x + 6x³ + 8x²] / x(5 + x)

Perimeter = [4x³ + 14x² + 50x - 150] / x(5 + x)

8 0
3 years ago
Jerry buys a case of bar soap. The case holds 12 packages. Each package contains four bars of soap. If each bar of soap is four
Sonja [21]

Answer:

The answer is D. 12 pounds

Step-by-step explanation:

Math is not my strong suit, so I apologize if this is wrong.

7 0
3 years ago
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