Jack usually mows his lawn in 3 hours. Marilyn can mow the same yard in 6 hours. How much time would it take for them to mow the lawn together?​

Answers

Answer 1

Step-by-step explanation:

Jack mows 1 lawn in 3 hours

= 1/3 lawn in 1 hour

Marilyn mows 1 lawn in 6 hours

= 1/6 lawn in 1 hour

Together, they can mow 1/3 + 1/6

= 1/2 lawn in 1 hour.

Hence they will need 2 hours to mow the lawn.


Related Questions

Solve for x. Of the triangle

Answers

Answer:

9

Step-by-step explanation:

The total measure of a triagles angle is 180. First do 180-60-75. You should get 45. Next you do 45/5 and you get 9 which is your x value.

Better Crocker is baking a cake. She needs 2 1/4 cups of sugar and 1 1/2 cups of brown sugar. How much sugar does she need in all?

Answers

Answer:

3 3/4 cups of sugar

Step-by-step explanation:

A merchant has 120 litres and 180 litres of two kinds of oil. He wants to sell the oil by filing the two kinds of equal volumes. Find the greatest volume of such a tin.

Answers

Answer:

HCF of 120 and 180 is 60 and hence a measuring tin of 60 litre volume should be bought.

Which company has the highest charge per attendee?

Answers

Answer:

Ben's Bistro

Step-by-step explanation:

They charge $75 an attendee while Alonzo only charges $45 per attendee.

which recursive formula can be used to represent the sequence 2,5,8,11,14,..
a. a1=2 an-1=an+3
b. a1=0 an=an-1+3
c. a1=2 an=an-1-3
d. a1=2 an=an-1+3​

Answers

The recursive formula that is used to represent the sequence 2,5,8,11,14,... is a(n)=a(n-1)+3.

Sequence

A sequence is an ordered set of numbers that frequently maintain a pattern.

How to find a recursive formula that is used to represent the given sequence?

The given sequence is 2,5,8,11,14,..

The first term is 2.

So, a(1)=2

The common difference is (5-2), that is 3.

So, the recursive formula is a(n)=a(n-1)+3

Therefore, the recursive formula that is used to represent the sequence 2,5,8,11,14,... is a(n)=a(n-1)+3.

Thus, the correct option is (d)

Learn more about sequence here-

https://brainly.com/question/21961097

#SPJ2

What is the decimal for the fraction 22/4

Answers

The decimal for this fraction is 5.5

Answer:

The decimal for the fraction is 5.5.

Step-by-step explanation:

Between 20/4 and 24/4, you can safely assume that the fraction provided is between 5 and 6 which makes part of your answer as a whole number 5.  Since 22/4 is exactly between the fractions mentioned above, it is safe to assume that the decimal is 5.5 with .5 being half of the number.

Find the area of the parallelogram.

Answers

Answer:

12? or 6-

Step-by-step explanation:

6 * 2

6*1

A certain cookie recipe calls for 3 cups of flour to make one batch of cookies. Which
of the following graphs BEST represents the relationship between the amount of
flour and the number of batches of cookies that can be made using this recipe?

Answers

Answer:

the answer is the one similar to the one highlighted in purple, but the line should go through the points (3,1), (6,2), (9,3), (12,4)... so on and so forth

Step-by-step explanation:

We want to see which graph represents the relationship between the number of cups of flour and the number of batches of cookies that can be made with the recipe. The graph can be seen at the end.

So, we know that for every 3 cups of flour, we can make 1 batch of flour.

This relation can be written as:

y = (1/3cups)*x

Where y is the number of batches of cookies that you get, and x is the number of cups of flour that you use.

The graph of this line can be seen in the image below:

You can notice that neither of the two shown graphs coincides with this, so the correct option is not shown.

If you want to learn more, you can read:

https://brainly.com/question/20853486

Witch of the lines has a slope of 2?

Answers

Answer:

B

Step-by-step explanation:

Rise over run.

My question is in the picture, please help if u can

Answers

Zoom out of the picture I can’t see it good

ITS EASY HALP PLEASE

Answers

Answer:

Your answer would be B.

Explanation:

You have 1 one hundred and 5 tens which would make 1.50. Next you are adding 6 tens which would be 0.60.

Put these together, and your answer would be 1.50 + 0.60 = 2.10!

Note:

I hope this helps and please correct me if I am wrong. :)

Answer:  140 + 60=210

0.1428571428571429 in the simplest form????

Answers

Answer:

0.14 or 0.142

Step-by-step explanation:

When you multiply the following binomials, what is the linear term (the term with x)?

(X+3) (X-5)

Answers

Answer:

We conclude that 2x is the linear term with x.

Step-by-step explanation:

Given the expression

[tex]\left(x+3\right)\left(x-5\right)[/tex]

Multiplying the binomials

Apply FOIL method:

[tex]\left(a+b\right)\left(c+d\right)=ac+ad+bc+bd[/tex]

[tex]\left(x+3\right)\left(x-5\right)=xx+x\left(-5\right)+3x+3\left(-5\right)[/tex]

Apply +(-) = - rule

                      [tex]=xx-5x+3x-3\cdot \:5[/tex]

simplify

                      [tex]=x^2-2x-15[/tex]

Here, 2x is the linear term with x.

It is called a linear term because the exponent of the variable is raised to the power of 1.

In other words, the degree of the linear term is 1.

Therefore, we conclude that 2x is the linear term with x.

4 friends share 7 small pizzas equally. How much pizza does each friend

get? Represent your thinking using a fraction model and an equation.

Remember to write your response in complete sentences.

Answers

you have 4 friends and 7 pizzas.. so u divide (7/4) to get 1.75. each friend gets 1 and 3/4 of a pizza

Use triangles to find the sum of the interior angle measures of the polygon.

Answers

Answer:

360 degrees

Step-by-step explanation:

2 90 degress triangles 180= 1 triangle 360=2 triangles since there is 2 we can conclude that it is 360 degrees

Evaluate the expression 9 + (7-4)2= 3.
6
18
0 12
PLS IT’S A TEST AND I DON’T KNOW THIS BRUH

Answers

Answer: 12

Step-by-step explanation:

7-4=3

3•2=6

6+9=12

answer this fo me gg kid

Answers

Answer:

264 cubic centimeters

Step-by-step explanation:

264 cc

Have a nice day! I hope you do well on this assignment!

Bye, my friend!

:3

Find the number that makes the ratio equivalent to 2:3

Answers

Answer:

i think the answer is 8/12 but im not sure though

Step-by-step explanation:

Answer:

An example of a ratio equivalent that is similar to 2:3 is 4:6.

Step-by-step explanation:

The second number after the : must be divisible 3 based on what it is given.

Ted weighs twice as much as Julie Mike was three times as much as Julie together Ted Mike and Julie weigh 210 lb what is the weight of each person

Answers

Answer: Ted weighs 70 Julie weighs 35 mike weighs 105

Step-by-step explanation:

I looked it up ;-)

I forgot how to do probability and this one is kind of making my brain hurt.

Answers

Answer:

c

Step-by-step explanation:

3x + 5y = -7 slope for this equation

Answers

Answer:

I have attached the picture of the slope.

Answer:

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

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 )

Given

3x + 5y = - 7 ( subtract 3x from both sides )

5y = - 3x - 7 ( divide all terms by 5 )

y = - [tex]\frac{3}{5}[/tex] x - [tex]\frac{7}{5}[/tex] ← in slope- intercept form

with slope m = - [tex]\frac{3}{5}[/tex]

Solve the following system using elimination
2 x − 3 y = −2
9 x − 10 y = 12

Answers

Answer:

x-y=-6

Step-by-step explanation:

hope this helps and I hope you have a good day

Help please. I will mark brainlist.

Answers

The answer is 10.8 cm!
10.8 is the correct answer

solve the right angle trig. round to the nearest tenth.

Answers

Answer:

x ≈ 16.5

General Formulas and Concepts:

Pre-Algebra

Equality Properties

Geometry

[Right Triangles Only] cos∅ = adjacent over hypotenuse

Step-by-step explanation:

Step 1: Define

We are given a right triangle. We can use trig to find the missing side length.

Step 2: Identify Variables

POV from the angle

Angle = 38°

Adjacent Leg = x

Hypotenuse = 21

Step 3: Solve for x

Substitute [cosine]:                    cos38° = x/21Isolate x:                                     21cos38° = xEvaluate:                                     16.5482 = xRewrite:                                      x = 16.5482Round:                                        x ≈ 16.5

helpppppppppppppppppppppppppp

Answers

Answer:

um

Step-by-step explanation:

hehhhhhhhhhhhhhhhhhhhhhhhh

Priti invests £6500 in a savings account for 5 years.
The account pays simple interest at a rate of 2.2% per year.
Work out the total amount of interest Priti gets by the end of the 5 years.

Answers

Answer

Step-by-step explanation:

£143

what are the coordinates?? please help!!

Answers

Answer:

-3 is on the x coordiante and 5 is in y coordinate

so, its always written as (x,y)

stay safe

can i have brainliest

Step-by-step explanation:

The ratio of the numerator to the denominator of a fraction is 2 to 3. If both the numerator and the denominator are increased by 2, the fraction becomes . What is the original fraction?

Answers

Answer:

a) If both the numerator and the denominator are increased by 2, the fraction becomes?

= 4/5

b) What is the original fraction?

= 2/3

Step-by-step explanation:

The ratio of the numerator to the denominator of a fraction is 2 to 3.

a) If both the numerator and the denominator are increased by 2, the fraction becomes .

2:3 = 2/3

We are told that both numerator and denominator are increased by 2, hence:

2 + 2/3 + 2

= 4/5

b) What is the original fraction?

The ratio of the numerator to the denominator of a fraction is 2 to 3.

Hence, the original fraction is:

2:3 = 2/3

Here is some information about the goals scored in some hockey games.
Link attached
NEED HELP
ASAP

Answers

Answer:

May I pls get the link?

Step-by-step explanation:

This Diagram Shows a Square (6x-1)cm (4x+6)cm. Find the length of the side of the square. Your final answer must say, Side = ...cm

Answers

Given:

Diagram Shows a Square (6x-1)cm (4x+6)cm.

To find:

The length of the side of the square.

Solution:

We know that, all sides of a square are equal. So,

[tex]6x-1=4x+6[/tex]

[tex]6x-4x=1+6[/tex]

[tex]2x=7[/tex]

Divide both sides by 2.

[tex]x=\dfrac{7}{2}[/tex]

[tex]x=3.5[/tex]

Now, the side of the square is

[tex]Side=6x-1[/tex]

[tex]Side=6(3.5)-1[/tex]

[tex]Side=21-1[/tex]

[tex]Side=20\text{ cm}[/tex]

Therefore, the length of the side of the square = 20 cm.

Answer:

Given:

Diagram Shows a Square (6x-1)cm (4x+6)cm.

To find:

The length of the side of the square.

Solution:

We know that, all sides of a square are equal. So,

Divide both sides by 2.

Now, the side of the square is

Therefore, the length of the side of the square = 20 cm.

lol

Step-by-step explanation:

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