here are the approximate population of three countries, expressed in scientific notation: panama: 4 x 10^6 ; peru: 3.2 x 10^7 ; thailand: 7 x 10^7. Lin says that more than 20 times as many people live in thailand than in panama. Is this correct​

Answers

Answer 1

Answer:

No, Lin assumption is wrong

Step-by-step explanation:

Given

Population of panama = 4 x 10^6

population of thailand = 7 x 10^7.

Taking their ratios

thailand/panama = 7x 10^7/4 x 10^6

thailand/panama  = 7/4 * 10^7-6}

thailand/panama = 1.75 * 10^1

thailand/panama  = 17.5

thailand = 17.5 * panama

Hence the amount of people in thailand is not up to 20times those in panama. Hence Lin assumption is wrong

Answer 2

Using proportions, it is found that the ratio is of 17.5, hence Lin is not correct.

What is a proportion?

A proportion is a fraction of a total amount.

In this problem:

Thailand's population is of 7 x 10^7.Panama's population is of 4 x 10^6.

The ratio between the populations is given by:

r = 7 x 10^7/(4 x 10^6) = 1.75 x 10^1 = 17.5.

The ratio is of 17.5, hence Lin is not correct.

More can be learned about proportions at https://brainly.com/question/24372153


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spend on vacation before she will have bought a total of 20 souvenirs? Assume the
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Step-by-step explanation:

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Step-by-step explanation:

5 of the 18 students have a cat, so 13 of them do not.

The probability that a student in the group does not have a cat is 13/18.

Easter game idea's please!
my neighborhood always throws an Easter egg hunt but this year we wanted to spice things up and add some cool game with cool prizes and snacks! any ideas?? (dont worry we wear mask at the small neighborhood party's we have)

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u guys can make ur own kind of twister, do Marco Polo but the Marco is an Easter bunny, u guys can do a scavenger hunt with different prizes for each person, you can see who can juggle the most eggs

ASAP I WILL GIVE BRAINIEST IF ANSWERED ASAP!! PLEASE PLEASE HELP

Answers

Answer:

2x + 3 =84

Step-by-step explanation:

Answer:

2x + 3 = 84

Step-by-step explanation:

Diego is buying candy by the pound. For every 10 pounds, he pays $23. What is the cost per pound?

Will give BRAINLIEST!!

Answers

10 pounds = 23 $
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Just divide by ten.

Which statement describes the graph of f(x)=Lx]-2 on [0, 3)?
The steps are at y = -2 for 0 5x < 1, at y=-1 for 1 Sx < 2, and at y = 0 for 2 O The steps are at y = 0 for I Sx <1, at y = 1 for 1 O The steps are at y = 1 for 0 O The steps are at y = -3 for i Sx <1, at y=-2 for 1 Sx <2, and at y = -1 for 2

Answers

I think it’s the second one I’m not sure :/

f(x) = -Lxl is the function and -3 ≤x≤3 is the domain that could represent the given graph .

What is a function ?

Function is an expression, rule, or law that defines a relationship between one variable (the independent variable) and another variable (the dependent variable).

here, we have,

We know, domain is:

The domain of a function is the set of values that we are allowed to plug into our function. This set is the x values in a function such as f(x). The range of a function is the set of values that the function assumes. This set is the values that the function shoots out after we plug an x value in.

Thus , from the graph it can be clearly depicted that it is representing f(x)=-Lxl for an entire range of  -3 ≤x≤3 .

Hence , f(x) = -Lxl is the function and -3 ≤x≤3 is the domain that could represent the given graph .

Learn more about function and domain  at:

brainly.com/question/1369616

#SPJ7

Complete question:

Which function and domain could represent the given

graph?

O f(x)=1-Lx]; -3 O f(x) = 1 + Lx]; -3 ≤x≤ 3

O f(x)=-Lxl; -3 ≤x≤3

O f(x)=Lx]; -3

Hello! May Someone Kindly help me with this? its worht 13 points!

Answers

so basically, to graph the points, you look at the x axis first. look at the first point. for example,(-2,4) look at the x axis and find -2. then, go up four points. do that to the rest of the points, then connect the dots, labeling the corresponding points you to A,B, and C. based off of this graph, turning it clockwise means to mirror it from the y axis. 90 degrees mean clockwise! from the new graph, bring each point 3 units down. thats it! good luck!

what is 3/4 x 12 inches

Answers

Answer:

9

Step-by-step explanation:

whats 2+7 because i really need help

Answers

Answer:

9 LOL-

Step-by-step explanation:

the equation y=ax describes the graph of a line if the value of a is negative the line

Answers

Answer:

Goes up and to the left

Step-by-step explanation:

Solve for y
(4y+7)
(3y+5)

Answers

Answer:

24

Step-by-step explanation:

(4y + 7) + (3y + 5) = 180. (angle on a straight line =180)

4y + 7 + 3y + 5 =180

4y + 3y + 7 + 5 = 180

7y + 12 = 180

7y = 180 - 12

7y = 168

y = 168/7

y = 24

Answer:

24 if im correct

Step-by-step explanation:

A rectangle has an area of (x2 − 17x + 72) square units. Since the area of a rectangle is determined using the formula, A = lw, what could be the length and width of the rectangle?

Answers

A = (x^2 - 17x + 72)

A = (x-9)(x-8)

l is 9 and w is 8

Answer:

b

Step-by-step explanation:

edge

PLease help me asnwer this!!

Answers

Answer:

The answer is 60x500=30000

Step-by-step explanation:

30000 is your answer

Find the value of x
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Answers

Answer:

0

Step-by-step explanation:

First we move all the terms to the left so it will be 21x-10-(19x)=0 hope I helped good luck

what is the slope line ​

Answers

Answer:

In technical terms, the slope of the line is the change in y over the change in x. But I just like to think of it as rise over run. To find the slope of the line, pick two points on the line.

Answer:

Uphill slopes are positive slopes.

The slope will be a positive number like 5 or 2/3.

Downhill slopes are negative slopes.

The slope will be a negative number like -7 or -1/3.

Step-by-step explanation:

Tess works at a sandwich shop. When assembling their turkey sandwich, they are instructed to use 5 pieces of sliced turkey and 2 pieces of cheese. If Tess is assembling a party platter of these turkey sandwiches and uses 12 pieces of cheese, how many slices of turkey will she use?

Answers

12/2x5=30 30 slices of turkey.

Determine if the triangles are similar. If they are similar state why they are similar and
complete the similarity statement. If the triangles are not similar, select "N/A" for the last
two dropdowns.
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Q
11
14
U
V
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28
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SUV-A [Select]

Answers

Explanation is in a file when they travel

Plz help me well mark brainliest if correct

Find the missing data
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B) 42
OC) 44
OD 53

Answers

Answer:

44? Im not to sure

Step-by-step explanation:

Answer:

44

Step-by-step explanation:

sequence starts at five and adds up by 6

Answer this correctly and explain your answer I’ll give you brainalist + 10 points

Answers

Answer:

D

Step-by-step explanation:

Use triangle inequalities:

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x+7>10

Solve these and the conclusion is that it needs to be greater than 3 but less than 17.

Answer:

D) greater than 3 but less than 17

Step-by-step explanation:

The third side must be greater than the difference and smaller than the sum of the two other sides.

10-7=3

10+7=17

so the third side must be greater than 3 and less than 17

what is the median of these numbers​

Answers

Answer:

38.5

Step-by-step explanation:

cómo se calcula la probabilidad de que salga el número 5 lanzando un dado 20 veces​

Answers

Normalmente, el fracaso se asocia con el valor 0 y el éxito con el 1. Se nombra como Be(p), donde p(X=1) = p es la probabilidad de obtener éxito y p(X=0) = q = 1-p la probabilidad obtener fracaso.

for many years the number of rainy days in March has been recorded in the towns Riverton and waterview Riverton has a mean of 11 rainy days in march with a standard deviation of three days Waterview has a mean of 13 rainy days in march with a standard deviation of 2 days brainly

Answers

Answer:

peak farther to the RIGHT

peak will be NARROWER

Step-by-step explanation:

hope this helps !! :)

There are 15 boys and 18 girls in seventh grade. Find the ratio of boys to girls in seventh grade.

Answers

Answer:

15:18

Step-by-step explanation:

Jorgensen Company has sales of $380,000,000, and the break-even point in sales dollars is $323,000,000. Determine Jorgensen Company’s margin of safety as a percent of current sales

Answers

Answer:

1) a. break even point in units = fixed cost / contribution margin                                                   = 1,750,000 / 5                                                  = 350,000 units

Step-by-step explanation:

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. Release your mouse button when the item is place. If you change your mind, drag the item to the trashcan. Click the trashcan to clear all your answers. Factor completely and then place the factors in the proper location on the grid. 25a 2 - 30a + 9

Answers

Answer:

(5a−3)^2

Step-by-step explanation:

25a^2 - 30a + 9

Factor the expression by grouping. First, the expression needs to be rewritten as 25a^2+pa+qa+9. To find p and q, set up a system to be solved.

p+q=−30

pq=25×9=225

Since pq is positive, p and q have the same sign. Since p+q is negative, p and q are both negative. List all such integer pairs that give product 225.

−1,−225

−3,−75

−5,−45

−9,−25

−15,−15

Calculate the sum for each pair.

−1−225=−226

−3−75=−78

−5−45=−50

−9−25=−34

−15−15=−30

The solution is the pair that gives sum −30.

p=−15

q=−15

Rewrite 25a^2 - 30a + 9 as (25a^2−15a)+(−15a+9).

(25a^2−15a)+(−15a+9)

Factor out 5a in the first and −3 in the second group.

5a(5a−3)−3(5a−3)

Factor out common term 5a−3 by using distributive property.

(5a−3)(5a−3)

Rewrite as a binomial square.

(5a−3)^2

Unit 10: Circles Homework 4: Inscribed Angles

Find each angle or arc measure of mRS

Answers

Answer:

96 degrees

Step-by-step explanation:

Since you know that arc are twice the angle measure, that means arc RT is 42 * 2 = 84. Then, you have to find the measure of RS.

Remember that arc RT and RS have to add up to 180 degrees because they form a semicircle (half of a circle).

To find the measure of RS, just do 180 - 84 = 96 degrees.

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A.y=7-6x+3x^2

B. y=4-12x+9x^2

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D. y=4-9x^2

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Answers

d is the answer to the question

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Answers

The answer is 7 I hope it helps you My friend have a nice day

The diagonals of square ABCD intersect at point E. If BE = 2x + 1, and AC = 3(6x - 4), find BD.
1
3
6
9

Answers

Answer:

Step-by-step explanation:

Answer:

It is 6

Step-by-step explanation:

I did the problem already

What is the slope of the line represented by the equation y = -1/2x+1/4​

Answers

Answer: m=-1/2 which is the slope

Step-by-step explanation:

Answer:

-1/2

Step-by-step explanation:

in an equation, the number with the x is always the slope. thx

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