What is the rule to change a percent to a decimal?

Answers

Answer 1

Answer:

Move the decimal point two places to the left

Step-by-step explanation:

Answer 2

Answer:

To change a percent to a decimal we divide by 100. This is the same as moving the decimal point two places to the left. For example, 15% is equivalent to the decimal 0.15.

Step-by-step explanation:


Related Questions

rationalize the denominator of 1/√3​

Answers

Answer:

√3/3

Step-by-step explanation:

Multiply the numerator and denominator by the conjugate.

Hope this helps!! Please consider marking brainliest! Have a good one!!

Step 1: Multiply numerator and denominator by a radical that will get rid of the radical in the denominator.

If the radical in the denominator is a square root, then you multiply by a square root that will give you a perfect square under the radical when multiplied by the denominator.   If the radical in the denominator is a cube root, then you multiply by a cube root that will give you a perfect cube under the radical when multiplied by the denominator and so forth...

Note that the phrase "perfect square" means that you can take the square root of it.  Just as "perfect cube" means we can take the cube root of the number, and so forth.  

Keep in mind that as long as you multiply the numerator and denominator by the exact same thing, the fractions will be equivalent.

Step 2: Make sure all radicals are simplified.

Some radicals will already be in a simplified form, but make sure you simplify the ones that are not.  If you need a review on this, go to Tutorial 39: Simplifying Radical Expressions.

Step 3: Simplify the fraction if needed.

Be careful.  You cannot cancel out a factor that is on the outside of a radical with one that is on the inside of the radical.  In order to cancel out common factors, they have to be both inside the same radical or be both outside the radical.

[tex]\huge\sf\underline{\purple{❥}\pink{Q}\orange{U}\blue{E}\red{S}\green{T}\purple{I}\pink{O}\red{N}}[/tex]

rationalize the denominator of 1/√3

[tex]\huge\sf\underline{\purple{❥}\pink{A}\orange {N}\blue{S}\red{W}\green{E}\purple{R}}[/tex]

[tex] \frac{1}{ \sqrt{3} } \\ \\(to \: rationalize \: the \: denominator \\ we \: have \: multiply \: \frac{1}{ \sqrt{3} } \: to \: the \:given \: fraction \: \: \: ) \\ = \frac{1}{ \sqrt{3} } \times \frac{1}{ \sqrt{3} } \\ = ( \frac{1}{ \sqrt{3} } ) {}^{2} \\ = \frac{1}{3} [/tex]

HOPE IT HELPS YOU..

Help
Describe a pattern in each sequence. Then find the next two terms of the difference.

1, 5, 25, 125, …

Answers

What happened in the 1920s that greatly lowered the price of cars (automobiles) and other consumer products?

1, 5, 25,  125

This is a geometric sequence since there is a common ratio between each term. In this case, multiplying the previous term in the sequence by

5 gives the next term. In other words,  an=a1⋅rn−1. Geometric Sequence: r=5

This is the form of a geometric sequence.an=a1rn−1 Substitute in the values of a1=1 and r=5.an=(1)⋅(5)n−1 Multiply (5)n−1 by 1. an=5n−1

What is the equation of the line that is parallel to the line y = -1/3x + 4 and passes through the point (6, 5)?

y = -1/3x + 3
y = -1/3x + 7
y = 3x – 13
y = 3x + 5

Answers

The answer is the last one (D.)

The triangles in the picture are congruent by which method

Answers

Answer:

ASA

Step-by-step explanation:

The triangles in the picture are congruent by ASA method

The third answer is correct

A t-shirt increased in price by
1

4
. After the increase it was priced at £85. What was the original price of the t-shirt? I will mark brainless!!

Answers

Step-by-step explanation:

81×1/4

=20.24

this is the answer

A loaf of sandwich bread contains 24 slices. Which of these tables correctly shows the ratios of different numbers of loaves of bread to the numbers of total slices they contain?

Answers

Answer:

15

Step-by-step explanation: i'm not explaining why

Devin is buying 2 concert tickets. The concert tickets have a regular price of $40 each. Devin has a coupon that gives a 5% discount off of the regular price of the tickets. He will then pay a 10% purchasing fee on the discounted price of the tickets. What is Devin's total cost of the two tickets after the discount and the fee?

Answers

Given :

Devin is buying 2 concert tickets. The concert tickets have a regular price of $40 each.

Devin has a coupon that gives a 5% discount off of the regular price of the tickets. He will then pay a 10% purchasing fee on the discounted price of the tickets.

To Find :

Devin's total cost of the two tickets after the discount and the fee.

Solution :

Discount on price, D = 40×0.05 = $2 .

Price of product after discount, P = $( 40 - 2 ) = $38 .

Now, total price after adding purchasing fee is :

T = P + (P×0.10)

T = 38 + (38×0.10)

T = 38 + 3.8

T = $41.8

Therefore, Devin's total cost of the two tickets after the discount and the fee is $41.8 .

Hence, this is the required solution.

Mrs. Mireles needs to hire landscapers to maintain her yard. Company L charges $250 per month plus $30 per hour. Company S charges $200 per month plus $35 per hour. Which inequality can be used to find x, the minimum number of hours each company would have to work so that the total charges from Company L is less than the total charges from Company S?

Answers

Answer:

10 hours

Step-by-step explanation:

Step one:

given information

Company L charges

monthly charge= $250

hourly charge= $30

let the total charge be y

and the number of hours be x

y=30x+250----------1

Company S charges

monthly charge= $200

hourly charge= $35

let the total charge be y

and the number of hours be x

y=35x+200------------2

Step two:

equating 1 and 2

30x+250=35x+200

collect like terms

30x-35x=200-250

-5x=-50

x=50/5

x=10

10 hours

A 13-foot ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 5 feet from the base of the building. How high up the wall does the ladder reach?
The ladder reaches ___ feet up the wall (round to the nearest humdredth)

Answers

Answer:

13^2-5^2=144 then u square root ur answer to get 12 ft up the wall

Step-by-step explanation:

10,24,26 determine whether the triangle is obtuse, right, acute, or not a triangle

Answers

Answer:

right triangle

Step-by-step explanation:

10 + 24 = 34

34 > 26

Therefore, there is a triangle.

Now we use the Pythagorean theorem.

10^2 + 24^2 = 100 + 576 = 676

26^2 = 676

Since 10^2 + 24^2 = 26^2, the triangle is a right triangle.

Good Morning Ethansledd17!
what is 54873578x958498=?

Answers

Answer: 5.259621477e13

Step-by-step explanation: Hoped this helped!!!

Answer:

5.2596215e+13

Step-by-step explanation:

hope it helps!

What is the point slope form of a line with the slope -5 and point (2,-8)?

Answers

Answer:

-5x-y=27

Step-by-step explanation:

Plz give brainliest I am trying to rank up.

Help plzzzzzzzzzzzz help me

Answers

Answer:

wow-

Step-by-step explanation:

ngl, thats hard.


If a reflection over the line y=x occurs, then the rule for this reflection is

Answers

If you reflect over the line y = -x, the x-coordinate and y-coordinate change places and are negated (the signs are changed).

Question
Enter an equation in point-slope form for the line.
(2, 4) and (3, 3) are on the line.
An equation of the line in point slope form is:

Answers

Given:

(2, 4) and (3, 3) are on the line.

To find:

The equation of line in point slope form.

Solution:

If a line passes through a point [tex](x_1,y_1)[/tex] with slope m, then the point slope form of the line is

[tex]y-y_1=m(x-x_1)[/tex]

(2, 4) and (3, 3) are on the line. So, slope of the line is

[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]

[tex]m=\dfrac{3-4}{3-2}[/tex]

[tex]m=\dfrac{-1}{1}[/tex]

[tex]m=-1[/tex]

The slope of a line is -1 and it passes through (2,4). So, an equation in point slope form is

[tex]y-4=-1(x-2)[/tex]

Therefore, an equation of the line in point slope form is [tex]y-4=-1(x-2)[/tex].

I need answers to the questions I didn't do
Also are the ones that I did right?
please help me with this ASAP

Answers

Question 6: 14x+28
Question 5: 5x+20y

Yes the other ones are right

I need help with ANGLES!!!!!!!!!!

Answers

Answer: I see acute, obtuse, and right angle.

Step-by-step explanation:

Answer:

The top left one is equal to 125 degrees because it’s congruent with the 125 degree angle

The bottom left one is equal to 127 because by subtracting the angle of 53 degrees from 180 we get the 2nd angle which is 127.

The top right one is equal to 110 degrees because it’s congruent with the 110 degree angle.

The bottom right one is equal to 80 degrees because by subtracting the angle of 100 degrees from 180 we get 2nd angle which is 80 degrees.

Manuel y Carlos encuentran un libro de matemática usado y en una de las hojas se observa la figura de un poliedro demasiado borrosa, pero se ven algunos datos sobre él que dicen: El poliedro tiene 12 aristas y la suma de su número de caras con su número de vértices es 14. Manuel afirma que se trata de un dodecaedro y Carlos dice que es un cubo. ¿Quién de ellos tiene la razón?

Answers

Answer:

Carlos tiene razón. El poliedro es un cubo.

Step-by-step explanation:

Comencemos analizando el número de caras del dodecaedro y del cubo.

El dodecaedro está conformado por 12 caras.

El cubo en cambio, está conformado por 6 caras.

En cuanto a aristas el dodecaedro tiene 30 aristas y en cambio el cubo tiene 12. Por ende, descartamos la idea de que el poliedro sea un dodecaedro.

Finalmente en cuanto a vértices, el dodecaedro tiene 20 vértices y el cubo tiene 8 vértices.

Si sumamos el número de caras y el número de vértices en el cubo obtenemos :

6 + 8 = 14

Con esto, verificamos que la figura borrosa es de un cubo y que Carlos tiene razón.

Solve each Equation using SRP
Follow the examples.
Equation
Solution Set
Correct?
x² = 16
{4,-4}
x2 = 10
{V10,-10)
x² = - 10
No real solutions
x² = 2
{:}
Not yet
x² = 25
{,}
Not yet
x2 = 21
{j}
Not yet
x2 = 30
{,}
Not yet
x² = -30
Not yet

Answers

Answer:

Step-by-step explanation:

{ √2 , - √2 }

{ 5 , - 5 }

{ √21 , - √21 }

{ √10 , - √10 }

No real solutions


Write the equation of the line that passes through the points (-2,0) and (1,2).

Answers

Answer:

y = 2/3x + 1 1/3

Step-by-step explanation:

Find the slope using rise over run, (y2 - y1) / (x2 - x1)

Plug in the points:

(y2 - y1) / (x2 - x1)

(2 - 0) / (1 + 2)

2 / 3

= 2/3

Then, plug in the slope and a point into y = mx + b to solve for b:

y = mx + b

2 = 2/3(1) + b

2 = 2/3 + b

1 1/3 = b

Plug in the slope and y intercept into y = mx + b

y = 2/3x + 1 1/3 is the equation of the line

Pythagoras
(Show work)

Answers

Answer:

x = 10.6

i just used the pythagorean theorem, you can copy my work.

can someone help me out? i’m not sure what the answers would be for these 5, thanks.

Answers

Answer:

<6 and 4 are supplementary angles. Supplementary angles add up to 180. therefore <6 and <4=180--->m<6=65---->180-65=115--->   m<4-115

2. 115°

By using vertical angles theorem we see that angles opposite to each other like 5 and 8 are congruent.

Therefore m<8 = m<5

3. 122

<3 and <6 are congruent by the alternate interior angles theorem which states that interior angles that are opposite one another such as 6 and 3 are congruent.

4. 73°

<4 and <7 are supplementary since the <4 is equal to the <8 and the <8 is supplementary to 7.

180-107=73

5. 73°

Step-by-step explanation:

what value of P makes the equation true

-3p+1/8= -1/4​

Answers

Step-by-step explanation:

Hey there!

Given;

-3p + 1/8 = -1/4

Simplify it to get the value of"p".

[tex] - 3p + \frac{1}{8} = - \frac{1}{4} [/tex]

[tex] \frac{ - 24p + 1}{8} = \frac{ - 1}{4} [/tex]

[tex] 4(- 24p + 1) = - 1 \times 8[/tex]

[tex] - 96p + 4 = - 8[/tex]

[tex] - 96p = - 8 - 4[/tex]

[tex]p = \frac{ - 12}{ - 96} [/tex]

[tex]p = \frac{ 1}{8} [/tex]

Therefore, p = 1/8.

Check:

-3*1/8 +1/8 = -1/4

-3/8+1/8= -1/4

-1/4 = -1/4

Therefore, the value of "p" must be (1/8) to satisfy the equation.

Hope it helps...

3/4 divided by 2/3 in simplest form

Answers

9/8 because in dividing you multiply by the reciprocal so 3/4 x 3/2= 9/8

Answer:

1 1/8

Step-by-step explanation:

1. Keep, change, flip

3/4 x 3/2

2. Multiply

3/4 x 3/2= 9/8

3. Simplify

9/8= 1/18

what is the answer to -2x+10=40

Answers

Answer:

-15

Step-by-step explanation:

Answer:

x=-15

Step-by-step explanation:

Move all terms that don't contain x to the right side and solve

Which expression can be used to check the answer to 56 divided by (negative 14) =-4?

Answers

Answer:

-14x(-4)

Step-by-step explanation:

inverse operation i think its called

Work out the value of the expression 2(a +5b) when a=4 and b=3

Answers

Answer:

38

Step-by-step explanation:

2(4+5(3))

2(4+15)

2(19)

38

Answer:

38

Step-by-step explanation:

2(4+5*3)

2(4+15)

2(19)

38

Solve for y
-20 = 5v
V=

Answers

Answer:

v=-4

Step-by-step explanation:

-20=5v

-20/5=5v/5

-4=very

A coordinate map of the local grocery store is shown below. Ice cream is located at the point (-8,0)(−8,0)left parenthesis, minus, 8, comma, 0, right parenthesis. Sprinkles are located at the point (-8,6)(−8,6)left parenthesis, minus, 8, comma, 6, right parenthesis. PLEASE HELP ME!!

Answers

Answer:

Step-by-step explanation:

If on the coordinate map, ice cream is located at the point (-8,0) and sprinkles are located at the point (-8,6), we can find the distance between the coordinate points using the formula;

D = √(x2-x1)²+(y2-y1)²

Given

x1 = -8, y1 = 0, x2 = -8 and y2 = 6

Substitute

D = √(x2-x1)²+(y2-y1)²

D = √(-8-(-8))²+(6-0)²

D = √0²+6²

D = √36

D = 6units

Hence the distance between the coordinate points is 6units

Find the slope of the line without graphing using the 2 points below.



(3 , 6) & (11, 6)



m = _______

Answers

Answer:

m = 0

Step-by-step explanation:

1. use the slope formula --> (y2-y1)/(x2-x1)

2. (6 - 6)/(11 - 3)

3. 0/8

4. m = 0

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