First correct answer will get Brainliest - due today

Dora has three candles, which will burn for 3, 4 and 5 hours, respectively. If she wants to keep two candles burning at all times, what is the greatest number of hours she can burn the candles? (Dora has a clock that she can use to time the candles.)

Answers

Answer 1

Answer:

3 hrs 38.2 min, Candle 2 will be three times the length of candle 1

Step-by-step explanation:

Answer 2

If Dora burns candles that burn for 4 and 5 hours they burn for 9 hours combined one after another.

What are permutation and combination?

In arithmetic, combination and permutation are two different ways of grouping elements of a set into subsets. In combination, the components of the subset can be recorded in any order. In a permutation, the components of the subset are listed in a distinctive order.

here,
Dora has three candles, which will burn for 3, 4, and 5 hours,
The combination of the hours of burning,
3 + 4 = 7 hours
4 + 5 = 9 hours
3 + 5 = 8 hours

Thus, if Dora burns candles that burn for 4 and 5 hours they burn for 9 hours combined one after another.

Learn more about permutations and combinations here: https://brainly.com/question/2295036
#SPJ2


Related Questions

HELP ASAP THIS IS DUE IN A LIVE CLASS DONT GUESS ITS QUESTION 4

Answers

Answer:

2 answers

Step-by-step explanation:

factor: 2π(hr+π)

evaluate: 2π(hr+π)

hope that helps

Find the slope of the line.
Will give brainiest if correct.

Answers

Answer:

1,2

Step-by-step explanation:

Answer:

The slope of the line is (2)

Step-by-step explanation:

Good luck ^_^

53+2444= ??????? HELP I D K THE ANSWER

Answers

Answer:

2497

Step-by-step explanation:

Answer:

2497

Step-by-step explanation:

53 + 2444

= 0053 + 2444

= 2497

Please Help ASAP!!!!!!!!

Answers

Answer:

A

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

y = 6x - 4 ← is in slope- intercept form

with y- intercept c = - 4 → A

Hugo puts $200.00 into an account to use for school expenses. The account earns 13% interest, compounded annually. How much will be in the account after 6 years?

Answers

Answer:

y=200(1.13)^6= 416.39

Step-by-step explanation:

Please answer this quick

Answers

I'm sorry but i can't really see the picture

Answer:

1/4

Step-by-step explanation:

Please help, finding radius, giving brainliest pls asap

Answers

Answer:

line segment EF EH EG EI

Step-by-step explanation:

Jordan bought 3 bottles of water at the amusemen park. If the total cost of the water was $6, which equation could be used to find the cost of each bottle of water?

PLEASEEE HELP ME I NEED THIS FOR MY EXAMMM

Answers

3divided by 6=t

T shows the total and it would be 3 divided by 6 because you need to find the total cost.


Find the value of x.

Answers

x=5
x=20
x=142
:))))))))
The answer is 0.5!

Explanation

The first three terms of a geometric sequence are as follows.
2, -10, 50
Find the next two terms of this sequence.
Give exact values (not decimal approximations).

Answers

Answer:

-250, 1250

Step-by-step explanation:

The pattern is to multiply by -5.

2,-10, 50, -250, 1250

Without solving, identify whether each of the following equations has a unique solution, no solution, or infinitely many solutions.



2(x−3)=10x−6−8x

1 solution

No Solution

Infinite Solutions

Answers

Answer:

Infinite Solutions

Step-by-step explanation:

Simplify both sides and you will see they are equivalent meaning that it has infinite solutions

help this is khan academy

Answers

Answer:

20

Answer:

20

Step by step:

v = l × w × h

v = 2 × 2× 5

v = 4 × 5

v = 20

9. State Bank pays 5.5 percent interest compounded semiannually on regular
savings accounts. Iva Howe deposited $2,800 in a regular savings account for
2 years. She made no other deposits or withdrawals during the period. How
much interest did her money carn?​

Answers

280 dollars I think

If you do 5.5% x 2year =0.1
2800 x 0.1= 280
Sorry if I'm wrong

pls help meh plssss asap

Answers

Answer:

1.) 150

2.) 10

Step-by-step explanation:

If you look at the chart, above the 25 in the seconds row in the gallons row is 150.

This means that the chart tells you there are 150 gallons for every 25 seconds.

The second question asks about 60 gallons. So, if you look at 60 on the gallons row, and look below it on the seconds row, you see 10.

This means the chart tells you there are 60 gallons for every 10 seconds.

Helppppp please it’s timed

Answers

Answer:

Estimated population of New Hampshire is

A. 35,000

Solve for x. round your answer to the nearest tenth
Trigonometry ​

Answers

Answer:

[tex]\displaystyle x \approx 16.5[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right  

Equality Properties

Multiplication Property of Equality Division Property of Equality Addition Property of Equality Subtraction Property of Equality

Trigonometry

[Right Triangles Only] SOHCAHTOA[Right Triangles Only] tanθ = opposite over adjacent

Step-by-step explanation:

Step 1: Define

Angle θ = 70°

Opposite Leg = x

Adjacent Leg = 6

Step 2: Solve for x

Substitute in variables [tangent]:                                                                     [tex]\displaystyle tan70^\circ = \frac{x}{6}[/tex][Multiplication Property of Equality] Isolate x:                                                [tex]\displaystyle 6tan70^\circ = x[/tex]Rewrite:                                                                                                             [tex]\displaystyle x = 6tan70^\circ[/tex]Evaluate:                                                                                                           [tex]\displaystyle x = 16.4849[/tex]Round:                                                                                                               [tex]\displaystyle x \approx 16.5[/tex]

DO THESE TWO PAGES
I gain: a decent grade on my rigged extra school
You gain: 25 points and brainliest

Answers

Answer:

19)A   20)A    21)A      22)C     23)D    24)D    25)B      26) A     27)B

28) A     29)B      30)A    31) The surface area of Tina's shoebox is 184a..

u can check the answers if u wantt !! :)

A random sample of dogs at different animal shelters in a city shows that 10 of the 55 dogs are puppies. The city's animal shelters collectively house 1,485 dogs each year. About how many dogs in all of the city's animal shelters are puppies?

Answers

Answer: The number of dogs in all of the city's animal shelters is puppies = 270

Step-by-step explanation:

Given: A random sample of dogs at different animal shelters in a city shows that 10 of the 55 dogs are puppies.

The city's animal shelters collectively house 1,485 dogs each year.

The number of dogs in all of the city's animal shelters is puppies = [tex]1485\times\dfrac{10}{55}=270[/tex]

Hence, The number of dogs in all of the city's animal shelters is puppies = 270

What is the median of the following data set?
{5, 2, 9, 7,4}
A.5
B.7
C.8
D.9

Answers

Answer:

5

Step-by-step explanation:

The median of all the answers equal up to 5.

Pls Help Asap pls T^T

Answers

Answer: think its c

Step-by-step explanation:

I believe the answer is 18%

What is the reference angle of 255°?​

Answers

Answer:

255 degrees is in quadrant 3. The reference angle in this case is the negative x axis to 255 degrees, which is 255 - 180 = 75 degrees

Step-by-step explanation:

Mr. Davies plans to place an aquarium on a shelf in his living room. The length of the shelf is inches, and the aquarium is inches long. Which estimation is best for centering the aquarium on the shelf?

Answers

The question is incomplete as the length of the shelf and aquarium isn't given. However, steps to take in other to make the estimation of centering the aquarium on the shelf would be described.

Answer:

Kindly check explanation

Step-by-step explanation:

Let :

Lenght of shelf = x

Length of aquarium = y

Usually, the length of shelf will be > length of aquarium

The shelf will have the right and left hand side ;

Subtract Length of aquarium from length of shelf and divide the difference by 2 ;

(x - y) / 2 ; this will give the space or length left on either side of the shelf with the aquarium centered in the middle.

Hence, the aquarium should be placed at (x - y) / 2 meters either to the right or left of the shelf.

Just input the omitted values of shelf length and aquarium length to obtain the solution.

HELP I AM TIMED AND EXPLAIN HOW YOU GOT IT

Answers

Answer:

C) p + 3 < 20

Step-by-step explanation:

Since the max is 20, it has to be < 20

p + 3 < 20

A rectangular prism has a volume of 175 in'. The height of the prism is 7 in. The base is a square. What is the length of a side of the base?​ please help

Answers

Answer:

a=5cm

Step-by-step explanation:

V=B*H

You will get base if you do this:

B=V:H

B=175:7

B=25

I'm not so good with English, side is probably a,so:

Formula for base: B=a²

Then a=√B

a=√25

a=5cm

I hope this helps.

I need an answer ASAP!!

Answers

Answer:

x = 8

Step-by-step explanation:

because wy bisects XZ , XY and ZY are equal so ..

2x+3=3x-5

then x is 8❤

I'm about 90 percent sure that x is 8

what is this i HATE math Oh MY GOD

Answers

As a Decimal it is 0.0625

8 + 7 + (-4) on a number line

Answers

Answer:

11 is the answer

Step-by-step explanation:

8+7-4

15-4

11

on number positive 11 is the answer

its just simple addition and substraction then the result can displayed on number line where 11 comes on number line mark that point

donner l'écriture scientifiques des nombres ci-dessous
500 000 000=
650 000=
58 400 000 000=
0,000 6=
0,000 032=
0,000 000 072 3=

Answers

Answer:

Step-by-step explanation:

salut :

500 000 000= 5× 10^8

650 000= 6,5 ×10^4

58 400 000 000= 5.84 ×10^8

0,000 6= 6×10^-4

0,000 032= 3.2 ×10^-4

0,000 000 072 3= 7.23 × 10^-8

0,000 000 072 3=7,23×10^-7

solve simultaneously
2 log y=log 2 + log x
2 to power y = 4 to power x

Answers

Answer:

Step-by-step explanation:

hello : here is an solution

(I will give brainiest) Chelsea has just started her own flower business appropriately named Flowers by C.
She knows that she needs to order carnations and roses for her grand opening in order to make
bouquets and vases to sell. She can order a maximum of 300 carnations and 250 roses. The following inequalities represent the total number of bouquets and vases she can make given the
orders she places. Let x represent the number of bouquets and y represent the number of vases.
If she wants to make 18 vases, what is the maximum number of bouquets she can make?

Answers

Answer:

x < -3/5y+ 30

Step-by-step explanation:

x < -3/5y+ 30 for the first one

addboth sides by 6y then divideboth sides by 10

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