If Mark takes 7 hours to paint a house and Hanna takes 5 hours to paint the same house, how much time will it take both of them to paint the house? Please explain!

Answers

Answer 1

Answer:

2 hours and 42 minutes

Step-by-step explanation:

we can see that both people are painting the same house, however 1 person goes faster than the other one

lets start by putting our numbers into fractions then finding a like value. 35 in this case. 1/7 equals 5/35 and 1/5 equals 7/35 now we add these together and get 13/35. our next step is to flip this to 35/13 and take put any whole numbers. in this case 2 whole numbers can be made

leaving

9/13

(0.69)

converting this to minutes is 42 minutes.


Related Questions

If parallelogram ABCD was reflected over the y-axis, reflected over the x-axis, and rotated 180°, where would point A′ lie? Parallelogram formed by ordered pairs A at negative 4, 1, B at negative 3, 2, C at 0, 2, D at negative 1, 1. (−4, 1) (1, −1) (1, 1) (−4, −1)

Answers

Answer:

(-4, 1)

Step-by-step explanation:

Answer:

(-4,1)

Step-by-step explanation:

I took the quiz and got it right

Multiplication Property of Equality
If 4x divided by 2=4 then______

Answers

So
4x/2 = 4
*2 on both side
4x = 8
Divide by 4 on both sides
X = 2

Hope this helps, let me know if you have any questions

1. what statement best represents the angle pair relationship for angle aoc and boc

2. what statement best represents the angle pair relationship for angle aoc and bod

Answers

Answer:

AOC and BOC is complementary angles.

AOC and BOD is supplementary angles

Step-by-step explanation:

Is -12 divided by -5 a rational number or irrational

Answers

Answer:

Rational

Step-by-step explanation:

Hope this helps!!

Any terminating decimal is a rational number. 2.4=2 4/10 or 24/10 which reduces to 12/5 To integers represented

HELP WILL MARK BRAINLIEST

Answers

the answer is Graph A!

Answer:

A

Step-by-step explanation:

IK ITS RIGHR BC IM ON EDGE

The answer is = 5/2 x 15/2

Answers

Answer:

I think the answer is 5/2 x 15/2.

Answer:

75/4

But as a mixed Number: 18 3/4

Let me know if I'm wrong.

Please make brainliest.

What is the value of the expression below?

(9 divided by 3) + 4 (6 minus 7)
–7
–1
7
20

Answers

Answer:

-1

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

-1

Anyone with the answers to unit 1 Geometry basics homework 5 angle relationships

Answers

Answer:

Step-by-step explanation:

1) x + 65 = 90

           x = 90 -65

           x = 25

2) x + 51 = 180    {Linear Pair}

         x = 180 - 51

         x = 129

3)  y = 107    {Vertically opposite angles are equal}

    x + 107 = 180   {linear pair}

             x = 180 - 107

             x = 73

z = x    {Vertically opposite angles are equal}

z = 73

4) If sum of two angles is 180,, then they are called supplementary.

one angle = 13

It's supplement = 180 - 13

                         = 167

5)  If sum of two angles is 90, then they are called complementary.

one angle = 38

It's complement = 90 - 38

                         = 52

6) ∠1 + ∠2 = 180

5x + 9 + 3x +11 = 180  {Combine like terms}

 8x + 20  = 180

            8x = 180 -20

            8x = 160

              x= 160/8

x = 20

∠1 = 5x + 9

   = 5*20 +9

   = 100+9

    = 109

∠2 = 3x +11

    = 3*20 +11

   = 60 +11

   = 71

7) Vertically opposite angles are equal

            ∠2 = ∠2 1

  20x - 14  = 17x + 1

20x - 17x -14 = 1

         3x - 14 = 1

               3x =1 +14

              3x = 15

                x = 15/3

               x = 5

∠2 = 20x - 14

     = 20*5 - 14

    = 100 - 14

   =  86

8) ∠K + ∠L = 90

3x +3 + 10x - 4 = 90   {Combine like terms}

            13x  -1 = 90

                 13x = 90 + 1    

                     x = 91/13

                     x = 7

∠K = 3x + 3

    = 3*7 + 3

    = 21 +3

    = 24

∠L =  10x - 4

    = 10*7 -4

    = 70 - 4

    =   66

5,977,243 x 457,766 pls answer

Answers

Answer:

a number

Step-by-step explanation:

There are 35 students in the drama club. 2 out of every 5 students in the club are boys. How many students in the club are boys

Answers

Answer:

14 are boys

Step-by-step explanation:

5 goes into 35 7 times, so you would multiply 7 x 2 and get 14

Answer: 14 boys

Step-by-step explanation:

A bookstore sells textbooks for $80 each and notebooks for $4 each. Th
bookstore would like to sell $800 in merchandise by the end of the week
write a linear equation that describes the problem

Answers

Answer:

the equation is 80×9=720 20×4=80 and if you add them together you get 800

Which of these terms does not describe polygon A’B’C’D?

A. Rotation

B. Transformation

C. Reflection

D. Image

Answers

Wouldn’t it be C?? Hopefully this is right

The terms that does not describe polygon A’B’C’D should be considered as the option c. reflection.

What is reflection?

In terms of geometry, a reflection should be known as the flip, It should be considered as the mirror image of the shape. The image should reflect via the line that we called as the reflection line.

When it should be at reflection so each and every point in the figure should be equidistant with respect to the another figure.

Hence, The terms that does not describe polygon A’B’C’D should be considered as the option c. reflection.

Find out more information about reflection here

https://brainly.com/question/10852108

#SPJ3

EMERGENCY! Please give me the correct answer!​

Answers

Answer:

1/49 is the answer

Step-by-step explanation:

One-third x + one-sixth y = 2. When x is 3, 1 x + StartFraction 3 Over 6 EndFraction y = 6. One-half x + three-fourths y = negative 3. When x is negative 2, negative 1 x minus StartFraction 6 Over 4 EndFraction = 6. Negative 1 y = 12. Continue solving the system of equations. What is the solution to the system? ( 1 , 3

Answers

Answer:

that makes no sense buttt HEYYY

Step-by-step explanation:

Answer:

12,-12

Step-by-step explanation:

i just did it

what is the LCM
OF 4, 8 and 16

Answers

i think the answer is 2

Answer:

16

Step-by-step explanation:

Write the multiples of each number

4:  4,8,12,16

8: 8,16,24,32

16: 16,21,48

The smallest one that is in all three is 16

Need help with this too

Answers

Answer:

x = -16 or x = -4

I hope this helps!

1. A local pizzeria sold 85 pizzas yesterday

(a) The owner offers the employees a bonus if the number of pizzas sold increases by 20% today. How many pizzas must the pizzeria sell for employees to receive the bonus?


(b) Suppose the actual number of pizzas sold today was 65. Describe the number of pizzas sold as a percent increase or decrease rounded to the nearest hundredth.

PLEASE ANSWER ASAP!

Answers

Answer:

(a) 102 (b) 65.5

Step-by-step explanation:

(b) 85-23%=65.45 Round 65.45 up to 65.5

Simple geometry that I don’t know cuz I’m a dum dum

Answers

x=15

you do 2(5x-5)=(6x+50) and simplify, then you get x=15.


y=7

Once again, you do (5y+5)=(7y-9) and simplify. you get y=7.


please leave a thanks and mark brainliest if you can

is the function y= sin(x)/x even, odd or neither

Answers

the function is odd

The function y = sin(x) / x is an even function.

What is an even function?

Even Function - A true function f(x) is said to be an even function if the output value of f(-x) is the same as the f(x) for all values of x in the domain of f.

The equation should be stored in an even function:

f(-x) = f(x)

The function is given as,

y = sin(x) / x

Put x = -x, then we have

y = sin(-x) / (-x)

y = -sin(x) / (-x)

y = sin(x) / x

The function y = sin(x) / x is an even function.

More about the even function link is given below.

https://brainly.com/question/3975387

#SPJ2

Help please within the next hour
Amira is solving the equation x2 – 6x = 1. Which value must be added to both sides of the equation to make the left side a perfect-square trinomial?
a. –9
b. 8
c. 9
d. 36

Answers

c. 9

To complete the square, you take half of the coefficient of b and square it. It's important to note that the value being added will always be positive.

[tex] {ax}^{2} + bx + c[/tex]

[tex]b = - 6[/tex]

[tex] - 6 \div 2 = - 3[/tex]

[tex] = {( - 3)}^{2} [/tex]

[tex] = 9[/tex]

The function graphed below represents the altitude in feet, y, of a passenger airplane during descent after 3 minutes.
y
35.000
PASSENGER PLANE ALTITUDE
30.000
25.000
ALTITUDE
(FEET)
20.000
15.000
10.000
S000
10
15
TIME
(MINUTES)
Which feature of the graph shows the point at which the plane ends its descent?
O x-intercept
O y-intercept
Orange
O slope

Answers

Answer:I'm pretty sure it's Slope

Step-by-step explanation: The line is pointing downwards

Answer:

x- intercept

Step-by-step explanation:

that is where the plane is no longer descending

what is the formula for areas of a circle?​

Answers

Answer: (A = π r²)

Hope this helps!

How do I solve this algebraically?
2-6lnx= 10

Answers

Answer:

Work it like a normal algebra problem to get ln x on one side. Then use a calculator or log tables.

Explanation:

Until you get to the actual logarithm the math is the same as for any algebra equation.

2

6

×

ln

(

x

)

=

10

;  

6

ln

(

x

)

=

8

;  

ln

(

x

)

=

(

4

3

)

NOW we take the antilog, inverse, or exponential of both sides:

e

ln

(

x

)

=

e

(

4

3

)

;  

x

=

0.264

CHECK:

2

6

×

ln

(

x

)

=

10

;  

2

6

ln

(

0.264

)

=

10

2

6

(

1.33

)

=

10

;  

2

(

8

)

=

10

;  

10

=

10

CORRECT!

Solve for x it’s my homework need help.

Answers

Answer: 5.176 units

Step-by-step explanation:

x/20 = sin(15)

x = 20*sin(15) = 5.176 units

here’s what i got i’m pretty sure it’s right

What is another name for Z1?
N
E
F

Answers

Answer:

GEF

Step-by-step explanation:

Help please :<
I don't get this that well

Answers

Answer:

1. Combining like terms

2. Distributive property

3. Subtraction (both sides)

4. Addition(both sides)

5. Division

Step-by-step explanation:

Please help me with my homework

Answers

A) 1st one

B) 2nd one

C) and im too lazy to do c

Answer:

6 x 10^-6 is a greater value

2 x 10^-8 is the lesser value

I'm not sure about the third one

What is the binomial expansion of (m + 2)4?

The expansion will have
terms with coefficients from row
of Pascal’s triangle.

Answers

Answer:

4m+8

Step-by-step explanation:

4(m+2) use distributive property

Answer:

The expansion will have 5 terms with coefficients from row 4 of Pascal’s triangle.

Step-by-step explanation:

c. How many doughnuts are in 7.80 dozen doughnuts

Answers

Answer:

93.6 becasue there are 12 donuts in a dozen. So you multiply 12 by 7.80.

A baker is making rolls. He has 20 pounds of dough. Each roll is made from 1/8
pounds of dough. How many rolls can he make?

Answers

ANSWER: he can make 160 rolls
EXPLANATION: each roll is 1/8 of a pound of dough, so 1 pound of the dough is 8 rolls
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