Write the number 7.8 x 10^3 in standard form.

Answers

Answer 1
Answer = 7,800

Since 10 is raised to the third power, there are 3 digits after the decimal, which would be 8 and two zeroes since no other digits are given, so 7,800.

Related Questions

PLS HELP 5TH GRADE MATH GIVING BRAINLIEST TO CORRECT ANSWER

Answers

9514 1404 393

Answer:

  line A

Step-by-step explanation:

The "+6" in the equation is the y-intercept. That is the point where the graph crosses the y-axis. Line A has a y-intercept of 6, so that is the graph of the equation.

The number sentence 4×6 = 6×4 is an example of what property?

Answers

Answer:

Multiplication property of equality

Step-by-step explanation:

Find the simplest form
2 2
+
9.7

Answers

there's a random space in between the 2 and 2. not sure if it's meant to be 2.2 or 22 but i'll do both.

2.2 + 9.7 = 11.9

22 + 9.7 = 31.7

Graph a line with a slope of 1 and a y-intercept of 4.​

Answers

Answer:

Step-by-step explanation:

Plot the y-intercept (0, 4).  Starting at (0, 4), move your pencil point 1 space to the right, to (1, 4), and from (1, 4) up 1 space to (1, 5).  Draw a straight line through (0, 4) passing through (1, 5) also.

dos numeros sumados dan como resultado 5 y el doble de uno mas el doble del otro da como resultado 15 ¿cuales son esos numeros?​

Answers

Answer:

Sean dos números A y B.

Sabemos que la suma de estos dos números es igual a 5, entonces:

A + B = 5

Y sabemos que el doble de uno mas el doble del otro da como resultado 15.

entonces:

2*(A + 2*B) = 15

esta es la única forma de interpretar esta ecuación, si en lugar de esta expresión tuviéramos 2*A + 2*B = 15 (pues tambien se puede interpretar como esto), entonces:

tenemos dos ecuaciones:

A + B = 5

2*A + 2*B = 15

Ahora, si sacamos el 2 como factor común en la segunda ecuación tenemos:

2*(A + B) = 15

si dividimos ambas partes por 2:

(A + B) = 15/2 = 7.5

(A + B) = 7.5

Esto se contradice con la primer ecuación:

(A + B) = 5.

Entonces podemos concluir que dichos números no existen.

Dejando esto de lado, nuestras ecuaciones van a ser:

A + B = 5

2*(A + 2*B) = 15

Para resolver esto, el primer paso es aislar una de las variables en una de las ecuaciones, yo voy a aislar A en la primera:

A = 5 - B

Ahora podemos reemplazar esto en la otra ecuación:

2*(5 - B + 2*B) = 15

2*(5 + B) = 15

10 + 2*B = 15

2*B = 15 - 10 = 5

B = 5/2 = 2.5

Y con la primer ecuación:

A + B = 5

reemplazamos el valor de B:

A + 2.5 = 5

A = 5 - 2.5 = 2.5

Ambos números son 2.5.

The blizzard company sent a survey to their world of warcraft subscribers and asked if they were expected about the up coming expansion. From the survey, 16 people of the 20 people surveyed said they were excited. A) the probability that 2 people were excited without replacement is

Answers

Answer:

0.6316

Step-by-step explanation:

The computation of the probability that 2 people were excited without replacement is shown below:

There is a total of 20 people

out of which 16 are excited and the remaining 4 would be non-excited

Now the probability would be

[tex]= \frac{^{16}C_2}{^{20}C_2}[/tex]

= 0.6316

Tyler has $415 in his savings Tyler has $415 in his savings account account. He earns $45 a week mowing lawns. Write and solve an equation.using b for the variable to find how many weeks will he to work to have $1315 saved?

Answers

Answer:

20 weeks

Step-by-step explanation:

1315$-415$=900$

900/45=20

Hence 20 weeks

Answer: 45b  

Step-by-step explanation: Divide 1315 with 45xb.

Problem 2: Raylin wants to buy a new bike for $85. She already has $22 saved and her mom will
give her $2.50 for each chore she does. What is the least amount of chores Raylin must do in order
to save enough money to buy the bike?
Answer
22
23
24
25
26

Answers

○=> Correct option :[tex]\color{plum}\tt\bold{(d) \: 25}[/tex]○=> Steps to derive correct option :

Cost of a bike Raylin wants to buy = $85

Money Raylin already has = $22

Money she needs :

[tex] = \tt85 - 22[/tex]

[tex] = \tt\$63[/tex]

Thus, money Raylin still needs = $63

Money she gets from doing one chore = 2.50

Number of chores the needs to do :

[tex] = \tt \frac{63}{2.50} [/tex]

[tex]\color{plum} =\tt 25 \: chores[/tex]

Thus, Raylin needs to do 25 chores to be able to buy the bike.

Therefore, the correct option is (d) 25

Compute the scale factor, as a percent, for each given relationship. Drawing 1 to Drawing 2.


A) 210%
B) 47.61%
C) 2.1
D) 0.47169

Need help and fassttttttt!!!!!plzzz

Answers

Answer:

D)0.47160

Step-by-step explanation:

I think correct me of I'm wrong

A fruit sekker buts 50 boxes of mangoes each containing 100 m mangoes at the rate of ₹1200 per box he sells each mangoes for ₹20 find his total profit and profit %

Answers

Answer:

₹40000, 66.6%

Step-by-step explanation:

Given data

Number of boxes= 50

Cost per box= ₹1200

Total cost= 50*1200= ₹60000

Total number of mangoes in all 50 boxes= 50*100= 5000 mangoes

Cost price per mago= 60000/5000=  ₹12

Selling price per mango=  ₹20

profit = selling price- cost price

profit=  20-12

proft=  ₹8

Total profit = 8*5000

Total profit= ₹40000

%profit = 40000/60000*100

%profit= 0.666*100

%profit= 66.6%

Pedro tiene 335 en monedas de 5 y de 10, si en total tiene 52 monedas ¿cuantas monedas tiene de cada una?

ayuda por favor​

Answers

Answer:

37 monedas de $5 y 15 monedas de $10

Step-by-step explanation:

37 x 5 = 185

15 x 10 = 150

185 + 150 = $335

Las medidas interiores de una piscina portátil cilíndrica son 0.85 m de radio y 0.60 m de altura.
¿Cuántos litros de agua le caben?

Answers

Answer:

es ovio

Step-by-step explanation:

investiga xd xd xd

How do you find the original price from a coupon or discount?

Answers

Answer: ,GJHGFHJGJH HJGLHGLKG HKLGKL G LKJKJLGKJGKGKJKKJ K

Step-by-step explanation:

help me please i have no idea what i’m doing

Answers

Answer:

1. 5

2. 5/3

3. 4.5

4. 21

5. 10

6. (-12

7. (-1.5

What's the equation of a line that passes through point (–1, 3) with a slope of 1?

Answers

Answer:

y = 1x + 4

OR

y = x + 4

Step-by-step explanation:

Examine this expanded form.

1
(a)(a)(a)(a)(a)(a)

Which is the expression in exponential form?
6-a
6a
a-6
6a-1

Answers

Answer:

*drumroll* It's C. a-6,babes <33

Step-by-step explanation:

Did this in Edge,hope it helps >3<

Answer:

C

Step-by-step explanation:

edge 2021

use greatest common factor and distributive property to write equivalent expressions 5x+20y

Answers

Answer:

I think it is 5 if I did it right

S

What equation has a line passing through (-1,-4) with zero slope.

Answers

Answer:

y=-4

Step-by-step explanation:

in 10 years time a father Will be twice as old as his daughter.10 years ago he was six time as old as his daughter.How old is each now

Answers

Answer:

Step-by-step explanation:

let fathers age now be x

daughters age now be y

10 years hence

(x+10)= 2(y+10)

x+10 = 2y+20

x-2y=10

10 years ago

(x-10)= 6(y-10)

x-10 = 6y-60

x-6y=-50

x-2y=10

x-6y=-50

subtract the equations

4y=60

y=15 daughter's age now

substitute y in x-2y=10

so x=40 present father's age

pls mark brainliest

Answer:

Let the age 10 years ago of daughter be ( x years ) and age of father would be ( 6x years )

After 10 years, age of father = ( 6x + 10 + 10 )

= ( 6x + 20 ) years

And Age of daughter will be = ( x + 10 + 10 )

= ( x + 20 ) years

ATQ,

6x + 20 = 2( x + 20 )

=> 6x + 20 = 2x + 40

=> 6x - 2x = 40 - 20

=> 4x = 20

=> x = 5

Hence, Present age of daughter = ( x + 10 )

= ( 5 + 10 )

= 15 years

Present age of father = ( 6x + 10 )

= 6( 5 ) + 10

= 30 + 10

= 40 years

Step-by-step explanation:

your answer Miss.

Please help me with this

Answers

Answer:

1/5

Step-by-step explanation:

Hi there!

To find the answer, use inverse operations to solve.

Multiply 7/15 by 3/7 to isolate the unknown number.

7/15 * 3/7 is equal to 0.2, which can be simplified into fraction form as 1/5.

I hope this helps!

:)

what 5/8x + 1/2 (1/4x + 10)? ​

Answers

5+3x/4




5x+1/2(1/4+10). Distributive property
5x+x/8+5. Combine like terms
5+3x/4
The answer is
3/4x + 5

Solution:
5/8x + 1/2 (1/4x + 10)
5/8x + 1/8x + 5
3/4x + 5

1 pts
An adult blue whale can eat about 102,000,000 krill a day. Write this number in
scientific notation.

Answers

1.02 x 10^8 is the correct answerPlease let me know if I am wrong.

Katrina drinks 0.5 gallons of water per day. Which expression shows how to find the number of cups of water she
drinks in a week?
There are 16 cups in a gallon.

Answers

Answer:

Katie drinks 56 cups (3.5 gallons) of water in one week.

Step-by-step explanation:

16 - 0.5 (1/2) = 0.5 (1/2)

16 - 1/2 = 8

8 x 7 days (1 week)

= 56 cups

Katie drinks 56 cups (3.5 gallons) of water in one week.

HELP URGENT PLEASE !!!!!!!!!!!!!!!!!!

Answers

Answer:

y=69*43

Step-by-step explanation:

this is not correct because the words are writen

Round 0.9271 to the nearest whole number.

Answers

Answer:1

Step-by-step explanation:

Because 9 is a rich numbers uwill borrow one to the other side so it will become 1.0000

Answer:

1 is round off of 0.9271to the nearest whole number.

help again i need help​

Answers

Answer:

2.25

Step-by-step explanation:

32 divided by 14 2/9

can I please have brainiest

Help?
1. List the terms in the expression using a comma to separate each term.
This question will be graded by your teacher. *
10x + 5 + 3x + 1
Vhur answer
2. list the coefficients in the expression,

Answers

Answer:

10x, 5, 3x, 1 There are four terms

2) The coefficients are 10 and 3

Find the missing leg?

Answers

Answer:

11

Step-by-step explanation:

13×13 = 169

17 × 17 = 289

289 - 169 = 120

Square root of 120 is 10.95

Round answer to 11

Solve the inequality x+4>6. Then graph the solutions. What are the​ solutions? Select the correct choice below and fill in the answer box to complete your choice.

Answers

Answer:

The ineqaulity is x > 2

Step-by-step explanation:

WHAT VALUE ARE SOULTIONS TO X<7

Answers

Answer:

h M dan MB URL e5kei5

Step-by-step explanation:

h NBC qy2 il e5jrs

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