in 2010, the continent of south america has a population of 395,280,204. which of the following is the closest estimate of this number? A 3x10^8 B 4x10^7 C 4x10^8 or D 4x 10^9

Answers

Answer 1

South America is a subcontinent of the Americas located in the Southern, Western ... with a 2013 population estimated at 386,000,000, according to national estimates of ... By far the most populous country in South America is Brazil, which has ... as high as 8% in the case of Argentina, while unemployment remaining but low

but i would say your answer could be D


Related Questions

The question is in the picture.

Answers

Answer:

-8

Step-by-step explanation:

First, plug in the numbers to the equation:

[tex]-4(-1)^{0} 2[/tex]

Any non-zero expression raised to the power of 0 equals 1:

[tex](-4)(1)(2)[/tex]

Multiply the numbers:

-8

Hope this helped!

7)
A tree in Lena's backyard has been growing for 5 1/2 years the tree is 2/5 meters tall. What is the unit rate in meters per year?

Answers

................sjssj

216q^3+15q^3 please help me solve it​

Answers

Answer:

231q^3

Step-by-step explanation:

Just add them together. They have the same expressions. Whenever you see a number with an ending similarly to another such as 3x and 2x, they can add together.

This is no different. If something is 6x^2 and another is 7x^2, you would add them to get 13x^2.

The points B, C, D and E all lie on the same line segment, in that order, such that the ratio of B C : C D : D E BC:CD:DE is equal to 1 : 6 : 2. 1:6:2. If B E = 45 , BE=45, find D E . DE.

Answers

Answer:

Hope this helpa

Step-by-step explanation:

Which ratios below are equivalent?
6 to 13 and 12 to 39
5
5 to 15 and 10 to 30
12 to 15 and 5 to 10

Answers

Answer:

5 to 15 and 10 to 30

Step-by-step explanation:

Only 5 to 15 and 10 to 30 are equivalent:

[tex] \frac{5}{15} = \frac{1}{3} \\ \\ \frac{10}{30} = \frac{1}{3} \\ \\ [/tex]

Write the equation of the scenario.

Tony's father is thinking of buying his son a six-month movie pass for $40. With the
pass, movies cost $3.00 each.

Answers

Answer:

13.3

Step-by-step explanation:

you just divide 40 and 3

Freddy pays $1416 per year in tuition.

How much should he budget monthly for it?


$59


$118


$134


$142

Answers

Answer:

The answer is $118

Step-by-step explanation:

There is 12 months in a year so $118 x 12 = $1416

Number #2, $118 I think

Which of he following is equivalent to 5(3x+2)

A. 15x+2
B. 15x+10

Answers

Answer:

b. 15x+10

Step-by-step explanation:

you just multiply 5 time 3 and 5 times 2

5×3x+2

15x+2

this is the step I did

Deshawn says that the ratios 3:5 and 5:7 are equivalent ratios because by adding 2 to both terms of 3:5 you get 5:7. Is Deshawn correct? Explain

Answers

Answer:

False

Step-by-step explanation:

3:5 and 5:7 can also be written as 3/5 and 5/7 and 3/5≠5/7

Answer:

no

Step-by-step explanation:

3:5 and 5:7 can also be written as 3/5 and 5/7

Is this a linear function?

Answers

Answer:

Yes

Step-by-step explanation:

a+bx is the formula so the slope is negative 8 and the y intercept is -21.

find the slope of the line containing the points (-2,5) and (-2,0)

Answers

Step-by-step explanation:

Hey there!

x1= -2 and y1=5

x2=-2 and y2=0

The slope of a line having two lines are;

[tex]slope(m) = \frac{y2 - y1}{x2 - x1} [/tex]

Put all values.

[tex]m = \frac{0 - 5}{ - 2 + 2} [/tex]

Simplify it.

[tex]m = \frac{ - 5}{0} [/tex]

= undefined. [ Because something divided by 0 is undefined].

Therefore, the slope is undefined.

Hope it helps...

Joni has a box that has a mass of 67 dekagrams. She converts this to centigrams. Her work is shown below. 67 dekagrams over 1,000 = 0.067 centigrams Which statement explains Joni’s error? Use the metric table to help answer the question. Metric Table kilo- hecto- deka- unit deci- centi- milli- 1,000 100 10 1 0.1 0.01 0.001 Joni should have multiplied by 10,000. Joni should have multiplied by 1,000. Joni should have divided by 100. Joni should have divided by 10,000. (Hurry!)

Answers

Answer:

C

Step-by-step explanation:

Answer:

joni should have multiplied by 1000.

Step-by-step explanation:

8 millions + 6 thousands + 9 hundreds + 7 ones = 806. 907 A True. b.false​

Answers

Answer:

true

Step-by-step explanation:

Answer:

False

Step-by-step explanation:

It would need to be 8,006,907

I need help asap math

Answers

Answer:

one million, two hundred and thirty four thousand, five hundred and sixty seven.eighty nine

Step-by-step explanation:

I will go in order from left to right.

1, is million

2, is hundred thousands

3, is ten thousands

4, is thousands

5, is hundreds

6, is tens

7, is ones

8, is tenths

9, is hundredth

What is 4x + x equal to?
Also Can I add 4x + 1? explain your
answers

Answers

Without a value for x, 4x + x is equal to 5x. If a variable is by itself, you can put a 1 as a coefficient. For example, g = 1g.

1g simply means 1 times g, which is the same as just g.

You cannot add 4x and 1 since they are not like terms. If you have a value for x, THEN you can add them, after substituting the value of x into x.

4x+x=5x

No, you cannot add 4x+1, because you don’t know the value of x, so you cannot add them.

Jane started jogging 5 miles from home, at a rate of 2 mph. Write the slope-intercept form of an equation for Jane’s position relative to home.
A) y=5x+2
B) y=2x+5
C) y=2x-5
D) y=5x-2
P.S. it's not A or B

Answers

Answer:

y=2x-5 Step-by-step explanation: I took The Test

Help PLEASEEEEE
Ms.Powell is a famous motivational speaker. She travels across the country by jet and gives an average of seven presentations a week. She gives
her speeches in auditoriums that are always full and hold an average of 1000 people each. She charges $40 per person at each of these speeches.
Her average expenses for each presentation, including renting the auditorium, are about $18,000. The cost of meals, motels, jet travel, and support
nersonnel total $75.000 ner week_How many weeks will Ms Powell need to travel if she wants to earn $553 000 per vear?​

Answers

Answer:

7 weeks.

Step-by-step explanation:

1000 x 40 = 40000

40000 x 7 = 280000

18000 x 7 = 126000

126000 + 75000 = 201000

280000 - 201000 = 79000

553000 ÷ 79000 = 7

graph each equation 2x+3y=12 x=7

Answers

Answer:

3y= - 2

Step-by-step explanation:

How to solve for l?​

Answers

.........................
Let's solve for i.

p = 2 i + 2 w

Step 1: Flip the equation.

2 i + 2w = p

Step 2: Add -2w to both sides.

2i + 2w + − 2 w = p + − 2w 2 i = p − 2w

Step 3: Divide both sides by 2.

2i 2 = p − 2w 2 i = 1 2 p − w

Answer: i = 1/2p − w

Each year we have a canned food drive at Bay Creek Middle School. For every 4 boxed items donated, there are 5 canned items donated. If 800 boxed items were donated, how many canned items were donated?

Answers

Answer:

1,000

Step-by-step explanation:

because 800÷4=200 200×5=1,000

1.5 + 2b = 9
p=4
p=6
p=2
p=10​

Answers

Answer:

3.75

Step-by-step explanation:

the p= stuff in not necessary for this problem

to solve this you need to subtract 1.5 from the 9 which gives you 2b=7.5 from there your gonna divide 2 from both sides and you get 3.75

Six times a number increased by 13 is -161. What is the number?

Answers

Answer:

x = 19

Step-by-step explanation:

x = the number

 

The words translate into algebra as

 

4x + 25 = 6x - 13

 

Solve for x.

 

25 + 13 = 6x - 4x

 

38 = 2x

 

x = 19  

"State A and state B are among the states with the most remaining​ drive-in movie screens. State A has 5 more screens than state​ B, and there are 55 screens total in the two states. How many​ drive-in movie screens remain in each​ state?"

Answers

Answer:

30 and 25

Step-by-step explanation:

To solve this, let's create a mathematical equation from it.

Let A represent State A, and B represent State B.

If state A has 5 more screens than state B, we can express this mathematically as

A = 5 + B

Again, there are 55 screens in total between the two states, so we say

A + B = 55

Now, from the 2 equations we have created, we solve simultaneously.

Since A = 5 + B, we put this in the second equation

(5 + B) + B = 55

5 + 2B = 55

2B = 55 - 5

2B = 50

B = 50/2

B = 25

With B being 25, we can find A as

A = 25 + 5

A = 30

Therefore, state A has 30 screens, and state B has 25 screens


Sarah said that 0.00001 is bigger than 0.001 because the first number has more digits to
the right of the decimal point. Is she correct?

Answers

Answer:

No, Sarah is incorrect. The more zeros you add the smaller the digit gets. For example, .01 is less than .1.

Answer:

Sarah is incorrect.

Step-by-step explanation:

Hellpp please! ASAPP!!

Answers

Answer:

m∠z= 58.7

Step-by-step explanation:

Remember, all triangles sum up to 180 degrees.

So, the equation would be: 31.3+90+m∠z= 180.

Step 1- Add to simplify.

(31.3+90)+m∠z= 180

121.3+m∠z= 180

Step 2- Subtract to both sides.

121.3+m∠z= 180

-121.3             -121.3

m∠z= 58.7

-8p+3=-29
Can you help

Answers

Step-by-step explanation:

-8p+3= -29

-3 -3 subtract 3 from both sides

-8p = -32

÷ -8. ÷ -8 divide both sides by -8 to isolate p

p= -32 ÷ -8. neg ÷ neg = positive

p= 4

Find the domain and range of the graph below.

Answers

Hello! My name is Chris and I’ll be helping you with this problem.

Date: 9/28/20 Time: 10:53 am CST

Answer:

D: {-4,-2, 1, 3}

R: {-2,-1, 2, 3}

I hope this helped answer your question! Have a great rest of your day!

Furthermore,

Chris  

PLEASE HELP!!!!

Find the first term of the arithmetic sequence in which a61= 293 and the common difference is -3,5

Answers

Answer:

503

Step-by-step explanation:

503+(-3.5(60)) equals 293

The first term of the arithmetic sequence is 503.

What is arithmetic progression?

The sequence in which every next number is the addition of the constant quantity in the series is termed the arithmetic progression

A number series is a number-based sequence. In the number series questions, we must identify the rules that lead to the formation of a number series.

Given that the arithmetic sequence in which a61= 293 and the common difference is -3.5.

The first term will be calculated as,

a₆₁ = a₁ + d(n-1)

a₁ = a₆₁ + 3.5( 60 )

a₁ = 293 + 210  

a₁ = 503

Hence, the first term will be a₁ = 503.

To know more about arithmetic progression follow

https://brainly.com/question/6561461

#SPJ5

6
Amaya gave the cashier $20 to pay for 4 bottles of shampoo. The cashier gave her $4.04 in
change. Each bottle of shampoo cost the same amount.
What is the cost for each bottle of shampoo? (7.3B, RS, RC2)
F $3.39
G $9.04
H $3.99
$6.01

Answers

Answer:

H) $3.99

Step-by-step explanation:

$20-$4.04=$15.96

$15.96/4= $3.99

NATION
Find the perimeter of the square in the coordinate plane below. Round your answer to two decimal places

Answers

Answer:

Step-by-step explanation:

side of square=√(2²+2²)=√8

perimeter of square=4√8=4×2√2=8√2≈11.31 units

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