a candle is burning at a linear rate. The candle measures five inches two minutes after it was lit. It measures three inches eight minutes after it was lit. What was the original length of the candle?​

Answers

Answer 1

Answer:

5 2/3 inches.

Step-by-step explanation:

8-2=6 minutes and 5-3=2 inches so it lost 2 inches in 6 minutes. This means it loses an inch every three minutes. Since we have to go back by 2 minutes we will have to figure out how much length we have to add to the candle to figure out how long it was originally by multiplying by 2/3 as 2 inches is 2/3 the required to remove an inch, so 1 inch * 2/3 = 2/3 of an inch. Add that to the length at two minutes and we have 5 2/3 inches as its original size.


Related Questions

Using point-slope form, write the equation of the line that passes through (2, –1) and has a slope of –5.

Answers

Answer:

y+1=-5(x-2)

Step-by-step explanation:

Answer:

y= -5x+9

Step-by-step explanation:

solution attached

Remember That: you can always double check the answers if you're hesitant, Don't Pressure yourself and Good Luck!

Express the recurring decimal 0.034 (The 34 is recurring) as a fraction in its simplest form.

Answers

Answer:

34/1000

Step-by-step explanation:

34÷1000 equals 0.034

I NEED HELP FAST PLEASE

Answers

Answer:

The second and fourth option

Step-by-step explanation:

In order for two lines to be perpendicular they must intercept each other and their slope must be the opposite inverse; ex: [tex]\frac{-1}{4}[/tex]  the negative inverse is 4 (multiplying by -1 and flipping the fraction)

I WILL GIVE BRAINLIEST ANSWER TO FIRST PERSON. Which fraction is equivalent to 2/6 ?​

Answers

Answer:

1/3, 2/6, 3/9, 4/12, 5/15, 6/18, 7/21, 8/24, 9/27, 10/30

Step-by-step explanation:

what is the Symmetric property

Answers

Answer:

The Symmetric Property states that for all real numbers x and y , if x=y , then y=x . Transitive Property. The Transitive Property states that for all real numbers x ,y, and z, if x=y and y=z , then x=z .

Step-by-step explanation: you couldnt have looked it up on ggle?...haha -_-'


Mrs. Berrios is buying new running shoes. They cost $72. She can buy
them online for 30% off. How much money will be taken off the price of
the shoes?

Answers

Answer:Thus, a product that normally costs $72 with a 30 percent discount will cost you $50.40, and you saved $21.60. You can also calculate how much you save by .

So therefore answer:50.40  please brainIlist

Step-by-step explanation:

Lucas bought 3 iPads for a total of $360. At this rate, what is the cost of 2 iPads?

Answers

Answer:

240

Step-by-step explanation:

360 divided by 3 is 120 so 2 times 120 is 240

240 because you have to divide

Please help me out quickly!​

Answers

Answer:

imvnuifdv

Step-by-step explanation:

please help!! 20 points

Answers

Answer:

x = y = 36°

Step-by-step explanation:

Inscribed angles subtended on the same arc are congruent.

The measure of the inscribed angle is half the measure of its intercepted arc, thus

x = y = 0.5 × 72° = 36°

Can you please help me

Answers

Answer:

6

Step-by-step explanation:

You must multiply both sides by a common multiple of all denominators. Usually, the least common multiple, LCM, is used since it is the smallest common multiple and makes calculations easier.

The LCM of 2, 3, and 6 is 6.

Answer: 6

Pleas evelp im scared i fail

Answers

Answer:

z=4

y=6

q=13

a=36

r=21

m=15

Step-by-step explanation:

hopefully this helps :)

Use the discriminant to determine all values of k which would result in the graph of
the equation y = x2 + 20x + k not intersecting the x-axis.

Answers

Answer:

k > 100

Step-by-step explanation:

y= x²+20x+k

if the graph doesn't intersect the x-axis it means it has no real roots so the discriminat has to be negative so will have imaginary roots

discriminant is

b²-4ac = 20²-4*1*k = 400-4k for this to be negative k has to be more then 100 so will have 400 - a number bigger then 400

k > 100 is the solution

If I charged 30$ a hair cut the whole year how many times would each customer have to come in to get 17,510$

Answers

you would need to come in 583.6 or 584 times

Fill in the blank to give the result of each operation.
2*5 =
4** 3 =
712 =
17 % 3 =

Answers

Answer:

10

is that exponent or multiplication? if exponent: 64 if multiply: 12

3.5

Does that mean divide or 17 percent of 3? if divide: 5.66 if percent: 0.51

2*5 = 10

4**3 = 64

7/2 = 3.5

17 % 3 = 2

In python,

* means multiplication

** means exponential

/ means division

% means remainder

Find f(2) if f(x) = (x + 1)2
5
6
9​

Answers

Answer=6

Explain- f(x) would change to f(2)
F(2)=(x+1)2=6

Answer:

it's actually 9

Step-by-step explanation:

I tried 6 and it said it was wrong but when I tried 9 it said it was correct

Brainliest 5 stars and worth 20 points, give me correct answers!!!

Use synthetic division to solve #2

Answers

Answer:

x² + x + 1 + 2/(x - 1)

Step-by-step explanation:

(x³ + 1) / (x - 1) =(x³ - 1 + 2) / (x - 1) =(x³ - 1)/(x - 1) + 2/(x - 1) =(x - 1)(x² + x + 1)/(x - 1) + 2/(x - 1) =x² + x + 1 + 2/(x - 1)

What is the best estimate for the value of the expression?

(34/8-16/3)-14/9

Answers

Answer:

The best estimate is -2.64

Step-by-step explanation:

To get the estimate value we are rounding all values to the nearest hundredth

You use BOMDAS/PEMDAS to do this expression

(34/8 - 16/3) - 14/9

= 4.25 - 5.33 - 14/9

= 4.25 - 5.33 - 1.56

= -1.08 - 1.56

= -2.64

A class of 80 girls and 60 boys sponsored a car
wash. If 40 percent of the girls and 30 percent of
the boys got their cars washed, approximately
what percent of the class got their cars washed?
O A. 91%
OB. 64%
OC. 50%
OD. 36%

Answers

Answer:

D

Step-by-step explanation:

80/100 x 40 = 32

60/100 x 30 = 18

18 + 32 = 50

50/(80+60) x 100 = 35.7

= 36

Thank you

Answer:

36%

Step-by-step explanation:

class total: 140 students

40% of 80= 32

30% of 60=18

18+32= 50

50 divided by 140= .36 or 36 percent

PLEASE HELP ASAP!!!!! i’ll mark brainlest

Answers

Answer:

It would be hundreds

Step-by-step explanation:

I hope it is right :I

For the function f(x) = (x – 9)7, find f-1(x).

Answers

Answer:

Let y=x,

y=(x-9)7

(y+9) ÷7=x

f-1(x)=(y+9)÷7

Can you help me with this?

I'm not quite sure i get it.

Answers

Simplified it is 16x-17

The tree in Debra's backyard is 6 meters high. How high is it in centimeters?
Be sure to include the correct unit in your answer.

Answers

Answer:

600 centimeters. 1 meter is equal to 100 centimeters

I would love some help with this if anyone can!

What is an equation in point-slope form for the line that passes through the points (4, -1) and (-3,4)?
A)y + 4 = - (x + 3)
B)y - 4 = - } (x + 3)
C)y + 4 = (x + 3)
D)y – 3 = - (x + 4)

Answers

Answer:

B) y - 4 = -5/7(x + 3)

Step-by-step explanation:

Hope this helps. Pls give brainliest.

Someone please help me with this! Thanks :)

Answers

Answer:

[tex]y=2x+7[/tex]

Step-by-step explanation:

Given the equation

[tex]y=-\frac{1}{2}x[/tex]

comparing the equation with the slope-intercept form

[tex]y=mx+b[/tex]

Here,

m is the slope y is the intercept

so the slope of the line is -1/2

As we know that the slope of the perpendicular line is basically the negative reciprocal of the slope of the line, so

the slope of the perpendicular line will be: 2

Therefore, the point-slope form of the equation of the perpendicular line that goes through (-2, 3) is:

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

substituting the values m = 2 and the point (-2, 3)

[tex]y-3=2\left(x-\left(-2\right)\right)[/tex]

[tex]y-3=2\left(x+2\right)[/tex]

Add 3 to both sides

[tex]y-3+3=2\left(x+2\right)+3[/tex]

[tex]y=2x+7[/tex]

Use the table to find the ratio. Enter the ratio as a fraction in simplest form.
Color of socks
Number of socks
white
4
black
2
blue
7
brown
3
The ratio of white socks to brown socks is

Answers

Answer:

4:3

Step-by-step explanation:

The number of white socks is: 4

The number of brown socks is: 3

So it says the ratio of white to brown socks is: So you would write/ type, 4:3 to repesent the white to brown socks.

^O^

What is the slope of a line parallel to the line whose equation is 6x-2y=32

Answers

Answer:

Write this:

y= -3x + 1

Step-by-step explanation:

Solve the equation:

6x -2y = 32

Subtract 6x from both sides

-2y = -6x +32

divide by negative to on both sides

y = -3x -16

ANSWER:

y = -3x (any number ,negative or positive, except 16)

The slope of the line will be 3.

What is Equation of line?

The equation of line in point-slope form passing through the points

(x₁ , y₁) and (x₂, y₂) with slope m is defined as;

⇒ y - y₁ = m (x - x₁)

Where, m = (y₂ - y₁) / (x₂ - x₁)

Given that;

The equation of parallel line is,

⇒ 6x - 2y = 32

Now,

The slope of two parallel lines are always same.

So, We find the slope of the parallel line.

Since, The standard form of equation line is,

⇒ y = mx + c

Where, m is slope of the line.

So, We can change the equation of parallel line in the standard form.

The equation of parallel line is,

⇒ 6x - 2y = 32

Add 2y both side,

⇒ 6x - 2y + 2y = 32 + 2y

⇒ 6x = 32 + 2y

Subtract 32 both side,

⇒ 6x - 32 = 2y

⇒ 2y = 6x - 32

Divide by 2, we get;

⇒ y = 3x - 16

Compare with y = mx + c, we get;

The slope of the line (m) = 3

Thus, The slope of the line will be 3.

Learn more about the equation of line visit:

https://brainly.com/question/13763238

#SPJ2

Help plz:))) I’ll mark u brainliest
ASAP!!!

Answers

Answer:

right triangle :)

Step-by-step explanation:

its at a 90 degree angle, which means its right.

Answer:

It is a right angle

Step-by-step explanation:

if you see the square at corner then you know it is a right angle and that it is 90 degrees

I need help can some one plzzz help me ​

Answers

Prime numbers
11,13, and 29
composite
21,15, and 16

The cost of a pizza varies directly as the square of its radius. If a pizza with a 6 inch radius costs Php 8.00, how much should a pizza with an 11 inch radius cost?

Answers

Answer:

An 11 inch radius pizza costs Php 14.63!

Step-by-step explanation:

We have to find the average cost for each inch radius of pizza!

8/6 = 1 1/3

The average cost is Php 1.33

Now we multiply that by 11

1.33 * 11 = 14.63

An 11 inch radius pizza costs Php 14.63

A pizza with a 6 inch radius costs Php 8.00.

A pizza with 11" radius costs Php 26.88.

Let:-

k = constant

c = cost of a pizza

r = radius of pizza

The cost of a pizza varies directly as the square of its radius.

[tex]c[/tex] ∝ [tex]r^{2}[/tex]

[tex]c=kr^{2}[/tex]

Where: c = 8, r = 6

[tex]8=k(6)^{2} \\k=\frac{8}{36} \\\\k=\frac{2}{9}[/tex]

When r = 11 inch

[tex]c=kr^{2}\\c=(\frac{2}{9})(11)^{2}\\c=26.88[/tex]

Therefore, A pizza with 11" radius costs Php 26.88.

For more information:

https://brainly.com/question/10699272

One of the angles in a RIGHT TRIANGLE is 43 degrees.
What is the measure of the other Acute angle? Show
your work to find the measure.

Answers

47 degrees

Work:

90+43+x=180
133+x=180
-133 -133
———————
x= 47
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