2.4 x 10^2 and 2.4 x 10^3 expressed in scientific notation?

Answers

Answer 1

Answer:

.024 and .0024

Step-by-step explanation:

move the decimal over the amount of spaces that is the exponent.


Related Questions

Sam has $40. He buys a book for $12.99 and a puzzle for $15.49.
Which equations can be used to find how much money Sam has left? And don’t understand.

Answers

Answer:

First Answer Yay

A tree casts a shadow 24 feet long at the same time a man 6 feet tall casts a shadow 4 feet long. Find
the number of feet in the height of the tree.

Answers

Answer:

22ft

Step-by-step explanation:

Well the man is 6ft and you take away 2 to get to 4ft so you will do the same with the tree.

Answer:

so this is what I did 24X4=96

Step-by-step explanation:

have a nice day

Pls help with the question in the picture

Answers

Answer:

Step-by-step explanation:

m∠ABC = [tex]\frac{1}{2}[/tex] m∠AOC = 54°

Answer: 54°

because ∠ADC is the  angle at the center of the arc AC and ∠ABC  is the inscribed angle of the arc AC

=> m∠ABC = 1/2. m∠ADC = 108/2 = 54°

Step-by-step explanation:

89 x 89, whats the answer?

Answers

Answer:

7921 is the correct answer

Answer:

7,291

Step-by-step explanation:

Just multiply. 89 x 89

               

                     

John paints 2 portraits in 8 hours, 3 portraits in 12 hours, and 5 portraits in 20 hours. Which statement correctly describes this situation?

Answers

Answer:

1 portrait is painted every 4 hours

Step-by-step explanation:

Okay so there aren't any statements but I realized that he paints 1 portrait every 4 hours

If this isn't an option comment them and I will try to see if any match up correctly.

The president wife is leading a humanitarian mission.
A. presidents
B. president's
C. presidents'
D. presidentes'

Answers

Answer:

B

Step-by-step explanation:

Technically it's describing something that belongs to the president.

Answer:

A

Step-by-step explanation:

I chosen A because it is the right answer

Mariza é costureira e, para determinar o comprimento de elástico, em cm, que utiliza na confecção de determinado modelo de calça, ela recorre à expressão x2+2y . Nessa expressão, x e y são medidas que variam de acordo com o tamanho da calça a ser produzida. Para o tamanho P dessa calça, ela utiliza x=40 cm e y=15 cm

Answers

X = 40, Y = 15
40(2) + 15(2) = 80 + 30 = 110 :)

imagine going on question cove

Answers

Answer:

Is this a real question...or....

Answer:

They kinda suck

Step-by-step explanation:

Ngl they suspend/ban ppl for no real reason :l and wonder why ppl don't visit they site

Calculate the slope of a line that passes through the points (3, -20) and (5, 8).


6

14

26

4

Answers

Answer:

14

Step-by-step explanation:

Use rise over run, (y2 - y1) / (x2 - x1)

Plug in the points:

(y2 - y1) / (x2 - x1)

(8 + 20) / (5 - 3)

28 / 2

= 14

So, the slope is 14.

i think she they are right good job

Which graph best represents the download speed of a large file?

P.S. I will give brainliest to the best answer!

Answers

Answer:

graph d because it starst out slower and then ends off faster

The graph that correctly represents the given case is B.

What is the slope of straight line?

The slope of a straight line is the tangent of the angle formed by it with the positive x axis as the reference.

The negative slope indicates the rate of decrease while the positive shows the rate of increase.

All the graphs are examined one by one as follows,

(A) In the graph A, The slope is negative.

Which implies the the speed will slow down.

(B) In the graph B, The slope is positive.

Which implies the the speed will rise up.

(C) ) In the graph C, The slope is zero.

Which implies the the speed will be constant.

(D)  In the graph D, The slope is positive and it has a y intercept.

Which implies the the speed will rise from a non zero value.

Thus, in order to download a large file the suitable graph is (B).

Hence, the given case can be represented by graph B.

To know more about slope click on,

https://brainly.com/question/3605446

#SPJ2

Of the 520 students participating in a chess tournament, 35% were male. How many females were in the tournament?

Answers

Answer:

182

Step-by-step explanation:

take 520 and multiply by 0.35

The number of female students participated in a chess tournament is 338.

What is percentage?

Percentage is defined as a given part or amount in every hundred. It is a fraction with 100 as the denominator and is represented by the symbol "%".

Given that, 520 students participating in a chess tournament, 35% were male.

Number of male students = 35% of 520

35/100 ×520

= 0.35×520

= 182

So, the number of female students

= 520-182

= 338

Therefore, the number of female students participated in a chess tournament is 338.

To learn more about the percentage visit:

brainly.com/question/24159063.

#SPJ2

What is the solution for -3x ≥ 36? x ≤ -12 x ≥ -12 x ≤ -108 x ≥ -108

Answers

Answer:

its a

Step-by-step explanation:

Answer

im postive its A:)

Step-by-step explanation:

A bag of marbles can be shared equally among 3, 4, 5, 8 or 10 people with none left over. What is the smallest number of marbles that could be in the bag?

Please help this is due at 11:59

Answers

Answer:

120

Step-by-step explanation:

the lcm of those numbers is 120 I believe.

What are the x-intercept and the y-intercept of the graph of 9x − 7y = −63?

Answers

Answer:

x-intercept: 7; y-intercept: −9.

Step-by-step explanation:

Answer:

x=-7

y=-9

Hope I helped you

I dont need the work just the answer pls :)

Answers

Answer:

[tex]\sqrt{29}[/tex]

Your keys drop from the top of the tower and fall straight to the ground. You want to know how far from the base of the tower the keys landed. Draw a right triangle that will help you solve the problem. Label each triangle with the information you know

Answers

Answer:

46.35m

Step-by-step explanation:

150sin(72)=46.35

What is a scale factor?


The ratio of weight of similar 2-D figures


The ratio of corresponding angles of similar figures


The ratio of corresponding sides of similar figures


The ratio of volume of similar 2-D figures

Answers

Answer:

Here is some helpful information from my mini lessons.

Step-by-step explanation:

If two objects have the same shape, they are called "similar." When two figures are similar, the ratios of the lengths of their corresponding sides are equal. To determine if the triangles shown are similar, compare their corresponding sides. Here you'll learn that the ratio of the perimeters of similar figures is equal to their scale factor and that the ratio of their areas is equal to the square of their scale factor. If two polygons are similar, then the ratio of the lengths of any two corresponding sides is called the scale factor. This means that the ratio of all parts of a polygon is the same as the ratio of the sides.

Find the measure of

Answers

Answer:

180-43=137....................

please help me! I am struggling lol

Answers

9x+45 = 10x - 120
X = 165

Plz somebody help me ?

Answers

Answer:

x = 10

Step-by-step explanation:

these are corresponding angles

4x = 3x + 10

x = 10

Principal: $100 Interest Rate: 5% Time: 6 months What is the interest?

Answers

The internet is 70 I believe
it is 70 !!!:))) jagsidjdhdhdb

wyatt opend a savings account 4 years ago. the account earns 4%interest compounded quarterly if the current balance is $1,000.00 how much did he deposit initially round your answer to the nearest cent ​

Answers

Answer:

He deposited initially $852.82

Step-by-step explanation:

The rule of the compound interest is [tex]A=P(1+\frac{r}{n})^{nt}[/tex], where

A is the new amountP is the initial amountr is the rate in decimaln is the period of the timet is the time

∵ Wyatt opened a savings account 4 years ago

t = 4

∵ The account earns 4% interest compounded quarterly

r = 4% = 4 ÷ 100 = 0.04

n = 4 ⇒ compounded quarterly

∵ The current balance is $1,000.00

A = 1,000

→ Substitute these values in the rule above to find P

∵ 1,000 = [tex]P(1+\frac{0.04}{4})^{4(4)}[/tex]

∴ 1,000 = [tex]P(1+0.01)^{16}[/tex]

∴ 1,000 = [tex]P(1.01)^{16}[/tex]

→ Divide both sides by  [tex](1.01)^{16}[/tex]

∴ 852.8212622 = P

→ Round it to the nearest cent (2d.p)

P = 852.82

He deposited initially $852.82

what is the second equation for this??

Answers

Step-by-step explanation:

She spent nine dollars in the second equation, so it would be one adult ticket and two children's tickets, or 1x + 2y= 38

What whole number is closest to the square root of 80

Answers

Answer:

8.94427191

Step-by-step explanation:

8.95 or the closet answer from this

3) WeSell4Less car dealership has 175 cars in their sales lot. On average they sell 20% of their cars in a month. In the next month how many cars would should they sell? please help me solve this

Answers

Answer:

They should sell 35 cars next month.

Step-by-step explanation:

From the information given, you know that the dealership sells 20% of their cars in a month and you should calculate 20% of the amount of cars they have in their sales lot to know the amount of cars that they should sell next month:

175*20%=35

According to this, the answer is that they should sell 35 cars next month.

Dustin's Lawn Care Service Customer Amount Paid Mrs. Schmitt $15.75 Mr. Jones $9.25 Mrs. Adams $22.50 Mr. Meyer $50.00 How much more does Dustin get paid to mow Mr. Meyer's lawn than to mow the other three lawns combined? Enter your answer in the box. I need helppppp!

Answers

Answer: $2.50

Step-by-step explanation:

The following payments are made by Dustin's Lawn Care Service Customer

Mrs. Schmitt = $15.75

Mr. Jones = $9.25

Mrs. Adams = $22.50

Mr. Meyer = $50.00

To get our answer, we need to add all the payments of the other three. This will be:

= $15.75 + $9.25 + $22.50

= $47.50

The answer will now be:

= $50.0 - $47.5

= $2.50

I need help ASAAAPPP

Answers

Answer:

y = 1

Step-by-step explanation:

Since the line never crosses the x-axis, the equation just looks like this: y = 1, because 1 is where the line crosses the y-axis.

Math Trainer
Lesson 5.1 - Evaluate
Evd
<<
2131415 516
718
9
Find the new amount given the original amount and the percent of change.
$7; 40% increase
The new amount is $

Answers

Answer:

Its chicken

Step-by-step explanation:

Answer:

$11

Step-by-step explanation:

15) A car salesman earns $700 per week plus 2.5% commission on his sales. If he
sold two cars for a total of $75,000 last week, how much did he make?

Please help!

Answers

Answer:

$2575

Step-by-step explanation:

For this problem, we need to form an equation that represents the car salesman's weekly income.  We are given that he makes at least $700 per week and that he makes 2.5% commission for his sales.  Let n represent the total amount of sales the car salesman made.  So we can build the equation as follows:

f(n) = 0.025n + 700

Note that if we let n = 0 (He made no sales) then he will make his minimum weekly income of $700.

So let's use our formula to calculate how much he made for the week given he made $75000 in sales.

f(75000) = 0.025(75000) + 700

f(75000) = 1875 + 700

f(75000) = 2575

Hence, the car salesman made $2575 for the week.

Cheers.

Which property is illustrated by the equation 3 (m n) = (3 m) n?
A. associative property
B. commutative property
C. distributive property
D. identity property

Answers

Answer:

its A   <33

Step-by-step explanation:

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