3. Write in normal form (as a number).
a. 7× 107 + 2 × 105 +9 × 100
b. 3 × 108 +4 × 106 + 5 × 105 + 1 × 10²

Answers

Answer 1

Answer:

1859

1373

Step-by-step explanation:

Answer 2

Answer:

A. 1859

B. 1373

Step-by-step explanation:

Add the numbers together and find the matrix.

Formula - A X 10^2


Related Questions

PLEASE HELP ME BRAINLEST!!!11
Which line plot displays a data set with an outlier?

Answers

The bottom right dot plot because its completely separate from the others

Answer: The last option

Step-by-step explanation: The other plots have the data in a cirtain range on the line but the last one looks a bit different. The range for the rest of the data on this plot is 11-16 but you will notice that there is another point by itsself at 23 making it an outlier.

Hope this was helpful!

Which table shows a proportional relationship between x and y?


x 1 2 5 7
y 5 10 25 35

x 1 4 5 10
y 15 60 70 120

x 3 4.5 8 12
y 2 3 4 8

x 8 12 14 16
y 2 3 4 5

Answers

The top one. Think about the difference between each one: X goes from 1 to 2 and Y goes from 5 to 10. Each number you go up, Y increases by 5. This means there is a proportional relationship.
I Would Go With Answer Choice A

Simplify the following algebraic expressions.
A) -2x + 5 + 10x - 9
B) 3(x + 7) + 2(-x + 4) + 5x

Answers

Please ignore the writing. Hope it helps
A) 8x + 4
B) 6x + 29

HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPWILL MARK BRAINLIEST

Answers

1. 4x' = 36 in

x' = 9 in

As it's increased by 6 inches we get x = 9-6 = 3 in.

An equation for this is 4x'/4-6 = x

2. 2x-26=4 ==> x = (4+26)/2 (which is $15 each)

answer

1. 9 inches and 2. $18

Step-by-step explanation:

Could someone help with a maths question? The attachment has the questions on it.

Answers

The days she has recorded: 11 + 10 + 7 + 6 + 3 + 2 = 39
The mode distance (most often): 5 km
Median distance: 6.64 km ~= 6.5 km ~= 7 km by rounding upwards, so 3rd

Cumulative frequency: 11; 21; 28; 34; 37; 39

BRAINLIEST AND LOTS OF POINTS! Help please, and quickly!!!!!

Answers

The answer is 5/9

Hope this helps

Answer: 5/9

Step-by-step explanation:

Multiply both the top and bottom by 3 so that both the bottoms are 9

2/3 = 6/9

Now you solve with the new number

6/9 - 1/9 = 5/9

5/9 is your answer

Hope this was helpful!

FIRST CORRECT ANSWER GETS BRAINLIEST

Answers

Answer:

121.2 cm^2

Step-by-step explanation:

Surface area:

6 x 5.5 x 2 = 6 x 11 = 66 cm^2

6 x 2.4 x 2 = 12 x 2.4  = 28.8 cm^2

5.5 x 2.4 x 2 = 11 x 2.4 = 26.4 cm^2

Total surface area = 66 + 28.8 + 26.4 = 94.8+ 26.4 = 121.2 cm^2

The bases of a prism are right triangles with leg lengths of 7 inches and 5 inches. The prism height is 12 inches.

Answers

Answer:

D) 420 Cubic Inches

Step-by-step explanation:

7 x 5 x 12= 420

Step-by-step explanation:

i think it's d 420 cubic inches

A storage box has a base area of 314.5 square inches and a height of 8.5 inches.

What is the volume of 5 of these boxes?

Enter your answer as a decimal in the box.

Answers

Volume is base x height, and since you have 5 boxes, it’s the volume of 1 box, times 5. The base area x the height is 2,673.25, and when you multiply this by 5, you get 13,366.35 cubic inches.

Answer:

13366.25in cubed

Step-by-step explanation:

To find the volume of a rectangular prism, you need the formula:

V = (L × H) × W

Luckily, L × H is the base of the shape. So we can change it into:

V = B × W

Step 1

Plug in the values! That’s what we do everytime!

V = 314.5 × 8.5

Step 2

Multiply 314.5 by 8.5.

V = 2673.25

BUT ITS NOT THE ANSWER YET!

Step 3

Because you need  to find the volume of 5 of the boxes, multiply 2673.25 by 5.

2673.25 × 5 = 13366.25

Thus, the volume of 5 of the boxes is 13366.25in cubed.

58. The perimeter of a rectangular screen is 15 1/2 inches, and the ratio of its width to its height is 3.2.
Find the width and height of the screen.

Answers

3+2+3+2=10
15.5/10=1.55
Width=1.55x3=4.65
Height=1.55x2=3.1
3+2+3+2=10
15.5 divided by 10 equals 1.55
Width=1.55*3=4.65
Height=1.55*2=3.1

The circumference of the inner circle is 44 ft. The distance between the inner circle and the outer circle is 4 ft. By how many feet is the circumference of the outer circle greater than the circumference of the inner​ circle? Use 22/7 for pi

Answers

Answer:

40 ft. branliest maybe? Have a great day!

5
What is the area of a triangle with a base of 25 mm and a height of 10 mm?
001
© 6-mm
4
O
13 mm
O
o 264 mm?
3
O 16 mm

Answers

Answer:

125mm

Step-by-step explanation:

Formula for finding area of a triangle:

[tex]A = \frac{1}{2} *B*H[/tex]

A = Area

B = Base

H = Height

Find the answer using the formula:

[tex]A = \frac{1}{2} *25*10\\=\frac{1}{2} *250\\=125[/tex]

Hence, the area of that triangle is

125mm

(not sure why this is not one of the choices, but this is the RIGHT answer)

Item 16
In a survey of 600 people, 54% said they ate at a restaurant the previous week.

How many people said they ate at a restaurant the previous week?


276 people

288 people

324 people

348 people

Answers

it’s 324 because 50% is 300 and 4% is 24
The answer is 324 people

The cylinder and the cone have the same volume and the same height. If the radius of the base of the cone is 3 cm, then the radius of the base of the cylinder is _____ cm.

Answers

Step-by-step explanation:

I hope you understood if yes mark me brainliest

How do you find the area of a hexagon?
(You can use any hexagon. It's too confusing for me.)

Answers

Step-by-step explanation:

To the find the area of regular hexagon,

the foumula that is used is, (3√3 s2)/2

[tex]3 \sqrt{3} \: s 2 \div 2 \\ [/tex]

here, s is the measure of one side of the hexagon

(one side because, all sides are equal in a regular hexagon)

hope it helps!!!

PLEASE MARK BRAINLIEST ♡

to find the area of a hexagon you would use the formula (n-2)•180 and the (n) would be 6 because a hexagon has 6 sides so (6-2)= 4 and then 4•180 is 720. 720 is the area and you can do this with any polygon i believe

1. A coin is flipped 100 times. The results are 42 heads and 58 tails. What is the relative frequency of getting heads?
A. 56%
B. 50%
C. 58%
D. 42%
----------------------------------------------------------------------------------------------------------------------------
This table shows the results of rolling a standard number cube.
What is the approximate experimental probability of rolling a number less than 3?
Answer choices:
19%
17%
26%
33%

Answers

1) Correct option is C)

A fair coin is tossed 100 times and the head occurs 58 times and tail 42 times.

The experimental probability of getting a head is :

P(E)=

Total outcomes divided  by Number of head

58/100 = 29/50 (29/50x100) = 58% (C)

2) 19%​

Answer:

1. 42%

2. 33%

Step-by-step explanation:

1. Relative frequency = Number of successful trials ÷ Total number of trials

plug the numbers in and we get 42/100. 42/100 = 0.42 = 42%

2. Experimental probability = Number of in which the outcome occurs ÷ Total number of trials

plug the numbers in and we get 2/6 = 1/3 = 33%

WILL MARK BRIANLEST!!!!!!!!!! Find the relationship between the quantities in the table. Then use the relationship to calculate the missing value in the table.


A 2-column table with 4 rows. Column 1 is labeled x with entries 1, 2, 3, 4. Column 2 is labeled y with entries 9, 18, A, 36.


The relationship between the quantities in the table is x

+ 16

equals y.

A =

Answers

Answer: A=9

Step-by-step explanation:

The equation for this table is x+16 =Y.

To solve for Y, we must plug in. (in other words, substitute the letters with (known) numbers).

A is in the 3rd row under the Y column. Hence, we will use the X value found in the same row, which is 3.

A= x+16

A= 3+16

A= 19

Hope this helps :)), brainliest would be appreciated :D

A is equal to 19 hhhhhhhhhhhhh

Can anyone slove this?

Answers

Answer:

27.7 is you answer I'm like 89 percent sure

Answer:27.7

Step-by-step explanation: Since it is a right angle (90°) you do 90-62.3=27.7

14. MULTIPLE CHOICE The number of students in the marching band increased from 100 to 125. What is the percent of increase? (Skills Review Handbook) (A) 20% (B) 25% (C) 80%
(D) 500%

Answers

The percentage of the increase will be 25% when the number of students in the marching band increased from 100 to 125.

What is the percentage?

The Percentage is defined as representing any number with respect to the 100. It is denoted by the sign %.

It is given in the question that the number of students in the marching band increased from 100 to 125 so we need to find the percentage increase of the students.

The percentage increase of the students will be calculated as:-

% increase=[(125-100)÷(100)]x100

% increase=[(25)÷(100)]x100

% increase= [0.25x100]

% increase= 25%

Hence the percentage of the increase will be 25% when the number of students in the marching band increased from 100 to 125.

To know more about percentages follow

https://brainly.com/question/24304697

#SPJ1

9. Find the number of possible color arrangements for the 12 given disks, arranged in a row.
5 black, 3 red, 2 white, 2 green

Answers

Answer:

479001600

Step-by-step explanation:

There are 12 possible outcomes. So you do 12 factorial. Which is 12 x 11 x 10... and so on going down till one.

PLS HELP MY TEACHER WANTS ME TO PASS THIS!

Answers

Answer:

$45

Step-by-step explanation:

Solution

First, let's translate the problem into an equation:

y = 5x + 45.The number 5 represents 5 dollars per hour (slope), and 45 represents the y-intercept

The y-intercept is sometimes known as the initial value or initial cost in a problem. Since our y-intercept is 45, the initial value is $45.

Answer $45 hope that helps

HELP FAST !! What is the correct answer? I think that it’s the last one.

Answers

Answer: The third one

Step-by-step explanation: 1/21(z)=42 z=882. If you  check each equation with each other the answer is correct. Also 882/21=42

Answer:

C or D

Step-by-step explanation:

its either one of those two but go woth which ever you thuink

Circle Q has center (10,10) and a radius of 2. Circle Q' is formed by dilating Circle Q by a factor of 1/2, which statement is true?
I NEED HELP ASAPPPP PLSS!!!!

Answers

Answer:

(a) Describe the rule for translating center Q onto center P.

center P(2, 0)

center Q(0, 4)

you would need to add 2 units in x axis, and subtract 4 units on y axis.

(b) Determine the scale factor for dilating circle Q so that it has the same radius as circle P.

P radius 20, Q radius 2, radiusQ*10 = radiusP, so the scale factor is 10

(c) Are circles P and Q similar? Explain your answer.

they are similar because a similarity transformation (translation, dilation) exists between them

Step-by-step explanation:

Circle Q' is formed by dilating Circle Q by a factor of 10.

What is the scale factor?

The ratio between comparable measurements of an item and a representation of that thing is known as a scale factor in arithmetic.

To Describe the rule for translating center Q onto center P.

center P(2, 0) and center Q(0, 4)

We would need to add 2 units on x-axis, and subtract 4 units on y-axis.

To find the scale factor for dilating circle Q ,so that it has the same radius as circle P.

P radius 20, Q radius 2, radius Q x 10 = radius P, so the scale factor is 10

It is found that they are similar because a similarity transformation (translation, dilation) exists between them.

Learn more about scale factors here :

https://brainly.com/question/8765466

#SPJ2

( 50 points ) A train travels at an average speed of 80 km/h. How long will it take the train to travel 320 km?

Answers

Answer:

4 hours

Explanation:

[tex]\sf time = \dfrac{distance}{speed}[/tex]

Here the units are same for both, so no need of conversion.

Solve:

time taken = distance/speed

time taken = 320/80

time taken = 4 hours

Answer:

4 hours

Step-by-step explanation:

[tex]\text{Speed} =\frac{\text{distance} }{\text{time} }[/tex]

Then

[tex]\text{time} =\frac{\text{distance} }{\text{speed} }[/tex]

Then

[tex]\text{time} =\frac{\text{320} }{\text{80} } =4[/tex]

Where did Angie make an error?

Answers

Answer:

Its C because if she found the y value she needs to find the x and she plugged in the y value for x.

Pretty sure it’s is C the third one

Mira rode her bicycle 20 km in 2 h. At that rate, how far did Mira ride each hour? Each half hour?

Answers

This is easy 10 km because 2 divided by 20 is 10

Hey need some help, I don't really under stand, I see that every one of them can be divided by 8 though. Thanks for the help!

Answers

Answer:

the answer should be 1:8 or 1/8 either way it tells you in the scale factor and in the fraction so remember we need to divide first the sculpture then the model since the sculpture has highest numbers and then the mode so as shown below here are the results of each one.

56/7=8

40/5=8

72/9=8

so the scale factor should be 1:8 since 8 units is 8 units in real life since and the fraction should be 1/8 so hopefully those are the correct answer and tell me if i am wrong so i can correct the answer to make it better.

Step-by-step explanation:

The measures of two angles of a triangle are 39° and 49°. Find the measure of the third angle.

Answers

Answer:

x=92

Step-by-step explanation:

[tex]\hookrightarrow Solution,\\\\\hookrightarrow Here,\:two\:angles\:of\:triangle\:are\:39\:and\:49\\\\\hookrightarrow Let,\:the\:third\:angle\:be\:x\\\\Now,\\\\\hookrightarrow 39+49+x=180[Sum\:of\:all\:angles\:of\:triangles\:is\:180}\\\\\hookrightarrow x=180-39-49\\\\\hookrightarrow x=92[/tex]

Answer: 92˙

Step-by-step explanation:

All 3 of the measures in a triangle must add up to 180.

Step 1: Add

39+49= 88

Step 2: Subtract to find the missing angle

180-88= 92

Hence, the measure of the missing angle is 92 degrees.

Hope this helps :)) brainliest would be appreciated :D

please help
Find the volume of the triangular prism.
I only have a few min

Answers

Answer:

18 +2 + 2.5 + 3 = 25.5

Step-by-step explanation:

just add

18+2+2.5+3
=25.5 this is the answer

A box of oranges has a mass of 4 kg. If one orange is 80 g, how many oranges are in the box?

Answers

Total mass of box = 4 kg or 4000 grams

Number of oranges= 4000/80

= 50 oranges

Answer:

50 oranges are in the box

Step-by-step explanation:

First, find the converting of 1 kg to grams (1kg = 1000g)

Then, convert how many kg is the box of oranges (4kg = 4000g)

Finally, divide the total grams of the box by the total grams per EACH orange in the box (4000g ÷ 80g = 50)

Therefore, there are 50 oranges in the box

The only reason you may have got confused with this question is from not knowing the conversions or measurements. This is a 2-step questions were you have to convert then do the main equations to solve.

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