2 years ago

There are 20 mice in a 5 m2 field ecosystem. The population density of mice is _____.

1 answer:

6 0

The formula for density = number/ area
In this case number=20
area = 5m^2

Density = 20/5=4 mice per m^2
The right answer is <span>A. 4 per m2</span>

You might be interested in

The test scores of students in a math class are 46, 40, 50, 43, 35, 41, 50, 42, 38, and 48. What is the mean of this set of data

zimovet [89]

Mean is the average. You would add up all the numbers and divide by how many numbers you have. 433/10=43.3

5 0

3 years ago

Plase help me I already set the equation up I just need you to solve it.

masya89 [10]

$\sf \frac{6}{30} = \frac{x}{100}$

Solve for x by cross multiplication

$\sf6 \times 100 = x \times 30$

Multiply the numbers

$\sf \: 600 = 30x$

Swap the sides of equation

$\sf \: 30x = 600$

Divide both sides of equation by 30

$\boxed{ \tt \: x = 20}$

3 0

2 years ago

Read 2 more answers

Which term best describes the angle below? A. Right B. Obtuse C. Acute D. Straight

Ratling [72]

Answer:

it is C acute angle

Step-by-step explanation:

brainliest plz

7 0

2 years ago

Read 2 more answers

I need help with this 6.8 times 10^-2

Sloan [31]

Answer:

0.68

Step-by-step explanation:

10^-2 is 0.1 10 and go to the left 2

0.1 * 6.8 = 0.68

3 0

2 years ago

Read 2 more answers

Need help asap plsss

jekas [21]

Answer:

x = 29°

y = 29°

z = 102°

Step-by-step explanation:

x and y both look even to the 29° angle across from them and z looks even to the 102° angle across from it.

4 0

2 years ago