b) Express 0.6363......as a rational number in its lowest term. ​

Answers

Answer 1

Answer:

[tex]\frac{7}{11}[/tex]

Step-by-step explanation:

We require 2 equations with the repeating digits (63) placed after the decimal point.

let x = 0.636363..... (1) multiply both sides by 100

100x = 63.6363... (2)

Subtract (1) from (2) thus eliminating the repeating digits

99x = 63 ( divide both sides by 99 )

x = [tex]\frac{63}{99}[/tex] = [tex]\frac{7}{11}[/tex] ← in simplest form


Related Questions

Hwlp with work its 3am and im stuck help

Answers

Answer:

[tex]\huge\boxed{a) 28 \\ }\huge\boxed{b) 31}[/tex]

Step-by-step explanation:

A fibonacci-type sequence is simply a sequence that consists of the n-1th term + the n-2th term.  This simply means that the sum of the two numbers before a term, are the term.

Hope it helps :) and let me knwo if you want me to elaborate.

Answer:

a is 28 and  b is 31

Step-by-step explanation:

i hoped this helped

x - 7 < -20 inequalify

ps. also tell me is it's closed or open ⭕ (I tried to get a picture and it wasn't working)​

Answers

Step-by-step explanation:

x - 7 < -20

x < -20 + 7

x < -13

X = (-12, -11, -10,...)

Inequalify

[tex] \sf \longmapsto{x}−7<−20[/tex]

Let's start.

Add [tex]\text7[/tex]to both sides

[tex] \sf \longmapsto \: x−7+7<−20+7[/tex]

Answer

[tex] \sf \longmapsto \: x<−13[/tex]

The approximate areas of Georgia and South Carolina are listed below:
Georgia: 1.54\times 10^{5}1.54×10^5
square kilometers
South Carolina: 8.29\times 10^{4}8.29×10^4
square kilometers
How many times larger is Georgia than South Carolina? Write your answer in standard notation, rounding to the nearest tenth.

Answers

Answer:

Step-by-step explanation:

Which relation is a function?

Answers

B. To see if it’s a function, it has to pass the vertical line test. That means draw a vertical line (going up and down) through any point on the graph and it can only go through one point. If it goes through more than 1, it’s not a function. Like in graph A, if you draw a vertical line at x=-2, it will go through two points, same at x=2. For graph b, no matter where you move a vertical line, it only passes through one point at a time, so it passes the vertical line test.

a teacher weighed 145 lbs in 1986 and weighed 187 lbs in 2007. what was the rate of change in weight from 1986 to 2007?

Answers

Answer:

The rate of change is: 2

Step-by-step explanation:

[tex]\frac{187-145}{2007-1986}[/tex] = 2

(05.03)
An equation is shown below:


2/3 x + 8/3 = 2x
What is the solution to the equation? (4 points)

Answers

x=2

1:Subtract 2x from both sides.

2:Combine 2/3 x and -2x to get -4/3

3:Subtract 3/8 from both sides. Anything subtracted from zero gives its negation.

4:Multiply both sides by -3/4,the reciprocal of -4/3

5:Multiply − 3/8 ​ times − 4/ 3 ​ by multiplying numerator times numerator and denominator times denominator.

6:Do the multiplications in the fraction −8(−3) over 3x4.

x=24/12

Divide 24 by 12 to get 2.

x=2

Do number 6. This is not a quiz

Answers

Answer:

C

Step-by-step explanation:

B .  -A .   -b .   -b .   +a .   +b .   +c

b + b -b -b +a -a +c

c

Describe the steps you used to solve the equation and find the amount of Carrie’s allowance.

Linear equation:
1/4a+ 1/3 a + 8 = 22

Answers

Multiply each of the fractions by 1 to get them to have the same denominator.
1/4 x 3/3 = 3/12
1/3 x 4/4 = 4/12
New Equation:
3/12a + 4/12a + 8 = 22
now add up similar terms
7/12a + 8 = 22
subtract 8
7/12a = 14
multiply each side by your denominator
12(7/12)a=12(14)
7a=168
divide by 7
a = 24

Tom has 12 cards with the numbers 1 to 12 on them.
He selects one card at random.

Find P(5 or 8).

[tex]\frac{x}{y}[/tex]

Answers

Answer:

pls mark me

Step-by-step explanation:

As there are no 12 cards in a standard pack the probability is zero.

How to get slope from standard form.

Answers

Answer:

Solve the equation for y. See example.

Step-by-step explanation:

I'll use 3x + 5y = 15. First subtract 3x from both sides since it is positive.

[tex]3x + 5y = 15 \\ - 3x \: \: \: \: \: \: \: \: \:\: \: \: \: \: \: - 3x[/tex]

[tex]5y = - 3x + 15[/tex]

Now solve for y by dividing each term by 5.

[tex] \frac{5y}{5} = \frac{ - 3}{5} x + \frac{15}{5} [/tex]

Now simplify.

[tex]y = \frac{ - 3}{5} x + 3[/tex]

The slope is

[tex] - \frac{3}{5} [/tex]

Which sign makes the sentence true?
3/2_- 3/2
<
>

Answers

>

As any positive is greater than a negative number

For what value of k does the equation 6(x+1)+2 = 3(k/5x + 1) +3 have no solution

Answers

This one is an interesting question.

Lets solve first the equation by isolation of the unknown x:

6x + 6 +2 = (3k / 5x )+3 +3

6x = (3k/5x) + 6 -6-2

6x = (3k/5x) -2

6x = (3k / 5x) - (10x / 5x)

6x = (3k-10x)/5x

6x*5x = 3k - 10x

30x² = 3k - 10x

30x² + 10x = 3k

30x² + 10x - 3k = 0

This is really interesting because this looks exactly like a polynomial function. So we know that there is no solution for a polynomial once the discriminant delta is strictly less than 0.

But delta = b² - 4ac where b = 10, a = 30 and c = -3k

So we need to solve delta < 0

100 - 4*30* (-3k) < 0

100 - 120*(-3)*k < 0

100 - (-360)k < 0

100 + 360k < 0

360k < -100

k < -100/360= -10/36

So there is no solution for all k strictly less than -10/36

Good luck

PLEASE HELPPPP! i already asked the question but no one answered.. and my test is due in 20 minutes IM BEGGIN for the map above, state the domain and range, then determine if the relation is a function.

Answers

not a function

because the income(x) cannot have multiple outcomes that are different

Answer:

Step-by-step explanation:

domain is x = input = {3, 6, 12, 18}

Range is y = output = {5, 7, 9, 10}

for x = 6 y has two values y = 5, 10

so it is not a function

I NEED THE ANSWR ASAP: Write the number as a power with a base of 5.
125^3

Answers

Answer:

5^9

Step-by-step explanation:

I had this question before.

if 15 men can do a work in 12 days, how many men will do the same work in 6 days?

Answers

Answer:

7.5?

Step-by-step explanation:

Nadia charges $6.00 an hour for babysitting. She babysits 17.50 hours the first week of the month and 21 hours the second week of the month.


Suppose Nadia raises her rate by $0.60 an hour. How many hours would she need to work to earn the same amount of money she made in the first two weeks of the month?


Complete the explanation and give your answer.

Answers

Answer:

35 hours

Step-by-step explanation:

She would need to work for 35 hours.

She earned $250.25 total the first two weeks, so divide that by the new rate per hour, $7.15, to get the 35 hours.

Answer:

35 hours

Step-by-step explanation:

In the first month she worked for 38.5 hours

Multiply that by $6 and we that she made 231 dollars

231 divided by here new rate of $6.60 would be 35 hours

Please mark brainliest

Four friends went to dinner. They each ordered a meal and decided to split the final bill evenly between them. They left a tip of $12. The final cost of the meal and tip was $74.00. what was the price each person paid for their meal before tip?

AGAIN BE SERIOUS THIS IS DUE TOMORROW

Answers

$74 - $12 = $62
62 divided by 4 = $15.5 each
$15.50 is the answer, you subtract the tip and divide by 4

How to do multiplication with decimals.

Answers

Answer: just line up the decimals.

Step-by-step explanation:

is there a specific question I can help you with?

Solve for X

[tex]\frac{2x+9}{5} \leq \frac{7x-5}{6}[/tex]

Give answer as an improper fraction in its simplest form

Answers


Basically treat the inequality as an equal sign and do it. Note that to switch the sides, the inequality also has to be flipped.

This figure is made up of two rectangular prisms.

What is the volume of the figure?

Enter your answer in the box.

Answers

3•2•7=42•2=84
12•10•7=840
84+840=924in^3

Answer:

3•2•7=42•2=84

12•10•7=840

84+840=924in^3

Step-by-step explanation:

solve the simultaneous linear equations by using the elimination method​

a - b = -3
3a - 4b = -5

Answers

Answer:

3a -3b= -9

3a - 4b = -5

-------------------

b=-4

4a- 4b= -12

3a - 4b = -5

-------------------

a = -7

100 POINTS WHEN ANSWERED AND BRAINLIEST GIVEN TO FIRST CORRECT ANSWER WHENEVER IT LETS ME

Hello there, below here is an attached file of the particular question I have. Thank you so much for coming here to answer! I appreciate you, and I hope have a good day or night!

Answers

Answer:

a: 0

b: 1,3

c: 2

Step-by-step explanation:

a: 4 is the y intercept meaning 0 is the number of seconds when the ball is 4 feet in the air

b: to easily find this, we can graph.

1st screenshot is for B.

We see that y=52 intersects twice with the graph, meaning the ball was at 52 feet twice. the times are 1 second and 3 seconds

a: we graph again, but with y=68 we see that it only intersects once. at x=2.

What is a rate in math.

Answers

Answer:

a ratio between two different units

for example 60miles per 5 hours

Step-by-step explanation:

let me know if you need unit rate yoo :)

The sports boosters club is having a bake sale to buy uniforms. They want to raise $250. They need to rent a booth for $20. How many dozen cookies will they need to sell if they charge $3 per dozen?

Which equation could be used to solve this problem?

A: 250 = 3 c - 20
B: 250 = 20 - 3 c
C: 250 = 3 - 20 c
D: 250 = 20 c - 3

Answers

Answer:  A: 250 = 3c - 20

Step-by-step explanation:

A: 250 = 3c - 20

To reach their final stash of $250, they need to sell c cookies at $3 each, less the $20 for the booth.

PARALLEL PERPENDICULAR OR NEITHER OR SAME LINE

Answers

Answer:

Parallel

Step-by-step explanation:

Solving the equations, we come out to:

A. y = 1/4x + 1

B. y = 1/4x - 1

This would make the lines Parallel because the slope is the same

a box with a square base is taller than it is wide. in order to send the box through the US mail, the height of the box and the perimeter of the base cna sum to no more than 108 in. what is the maximum colume for such a box

Answers

The given box has the shape of a cuboid, since its height is greater than its width. Thus, the maximum volume for such box is 11200 [tex]in^{3}[/tex].

The volume of an object is a measure of it containing capacity. Since the given box has a taller height than its width, then it has the shape of a cuboid. The volume of a cuboid is given as:

volume = length x width x height

            = area x height

Given that the sum of the perimeter of its base and its height is not more than 108 inches, we can say; let the sides of the square base be represented by l and its height by h.

Then;

4l + h = 108

Therefore, maximum volume for the box can be attained when l = 20 inches and h = 28 inches.

So that;

4(20) + 28 = 80 + 28

                 = 108 inches

Thus;

maximum volume = area of the square base x height

                        = 400 x 28

maximum volume = 11200 [tex]in^{3}[/tex]

The maximum volume for such a box would be 11200 [tex]in^{3}[/tex].

Visit: https://brainly.com/question/20463446

Evaluate [tex]\frac{15}{k}[/tex] when k =3

Answers

if k=3 then the answer is 5

Christopher's construction company bought 5 bags of gravel they used 3 2/5 bags on m r.pain's driveway how many bags do they have left?

Answers

1 3/5 because 5 - 3(2/5) = 1 3/5

please help me! i dont understand this D:

Answers

Answer:

562.39

Step-by-step explanation:

506.13+451.26=957.39

957.39-395=562.39

Rashid solves the following system of equations using the elimination method.

6x−5y=−315x+3y=10

What value does he correctly determine for x?

Enter you answer in the box.

Answers

The value for X is Y = x^4-6 I think
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