Suppose a wall divides a playground, and twenty balls lie on the ground on the east side, while forty balls lie on the west side. If a child on the east side of the wall always tosses a ball over the wall at the same time a child on the west side tosses a ball over the wall, then:

Answers

Answer 1

Answer:

The amount of balls on each side would stay the same. The amount of balls would stay the same as long as both sides are throwing the same number of balls at the same time.

Step-by-step explanation:

Equation for east side: 20 (balls) -1 (thrown over to west) + 1 (thrown over from west) = 20 balls

Equation for west side: 40 (balls) -1 (thrown over to east side) +1 (thrown over by east side) = 40 balls


Related Questions

solve for the measure of y

Answers

Answer:

43°

Step-by-step explanation:

to calculate this angle you have to find the value of angle x because the two are equal since they originate from the same arc to find angle y,you subtract the sum of 90 and 47 by 180, because they form a triangle and the top part of that triangle is 90°( the angle at the circumference is half the angle at the center 180/2=90°)

90+47+x=180

x=180-137

x=43°

therefore y=43

I hope this helps

I need help ASAP!!People that now what there doing

Answers

ANSWER: V=167.5

EXPLANATION: Input the radius and height given in the problem and plug into the cone volume formula attached below!

What is the correct answer!

Answers

Answer:

The answer is B.

Step-by-step explanation:

Please let me know if you want an explanation for why this is the answer (comment on this). A lot of people don't actually read the explanations, so I wouldn't want to waste my time. However, if you would like it I would be more than happy to type one out for you. Thanks!

One number is six times another number. Their difference is 35. Whàt are the two numbers?

Answers

Answer:

7 and 42

Step-by-step explanation:

The difference 35 is actually equivalent to 5 units if you draw it out into a model, thus 35 divide 5 is 7 and the other number is 7x6 which is 42

there are 3468 apples in a basket how many children can share them equally

Answers

Answer:

3468 children.

Step-by-step explanation:

One apple per person.

[2] (c) Another bag contains 15 red beads and 10 yellow beads. Ariana picks a bead at random, records its colour and replaces it in the bag. She then picks another bead at random. (1) Find the probability that she picks two red beads. [2] (ii) Find the probability that she does not pick two red beads. (0)​

Answers

Answer:

(c)

Total number of beads:

15 + 10 = 25

(i)

Probability of 2 red:

P(RR) = 15/25*15/25 = 9/25

(ii)

Probability of no 2 red:

P(R'R') = 1 - 9/25 = 16/25

Narasimha, Madhu and Pavan started a business by investing Rs. 120,000, Rs. 135,000 and Rs. 150,000 respectively. Find the share of Pavan, out of an annual profit of Rs. 56,700. ​

Answers

Answer:

1.

= Here,

Narasimha invest = 120,000

Madhu 135,000

pavan =

Can someone please help me with writing a flowchart proof?

Answers

The two triangles are equivalent triangles

Flowchart proofs are organized with boxes and arrows.

The statements given are written in the box and the reason of that statement is written just below the box.

Every statement if flowchart proof complements other statement.

The correct answer is

∠AZ = ∠BX

The two triangles are equivalent triangles.

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what's the volume of a rectangular prism if it has a length of 20 inches and a width of 12 inches and a height of 6 inches​

Answers

Answer:

1440 in^3

 

Step-by-step explanation:

The formula for finding volume is l*h*w.

l*h*w is length multiplied my height multiplied my width. Lets use this formula to find the volume of the rectangular prism.

Here is the information we know about the rectangular prism:

the length is 20 inches

the height is 6 inches

the width is 12 inches

Lets put this information into the formula to find the volume of the rectangular prism. I will show the work in steps so it is easy to follow.

Step one: plug the given information into the formula.

l*h*w = 20*6*12

Step two: Solve the equation.

20*6*12 = 120*12 = 1440

And there you have it! Our final answer is 1440 in^3.

 

I hope this helps!

Write the equation of the line that passes through the points (−4,1) and (−9,5). Put your answer in fully reduced point-slope form, unless it is a vertical or horizontal line.

Help plz

Answers

Step-by-step explanation:

gradient(m)=change in y/change in x

=5-1/-9-(-4)

=4/-9+4

=4/-5

equation now

y-y1=m(x-x1)

y-1=4/-5[x-(-4)]

y=4/-5(x+4)+1

y=-4/5x-16/5+1

y=-4/5x-21/5

Answer:

y = -4/5x - 11/5

Step-by-step explanation:

First, find the slope using the slope formula.

[tex]m=\frac{y_1-y_2}{x_1-x_2}\\\\m=\frac{1-5}{-4-(-9)}\\\\m=-\frac{4}{5}[/tex]

Then, use the point-slope formula and substitute the values for the variables. I'll use (-4, 1) in this instance.

[tex]y-y_1=m(x-x_1)\\\\y-1=-\frac{4}{5}(x+4)\\\\y-1=-\frac{4}{5}x-\frac{16}{5}\\\\y=-\frac{4}{5}x-\frac{11}{5}[/tex]

14) A contractor estimated that her expenses for a construction project would be between $700,000 and
$750,000 She has already spent $496.000 How much more can she spend and remain within her
estimate?
Write as an inequality!

Answers

Answer:

204000 < x < 254000

Step-by-step explanation:

700000 < 496000 + x < 750000

Solve for x by subtracting 496000 from both sides

204000 < x < 254000 ----> so we can conclude that she can spend between $204,000 and $254,000 more and remain within her estimate.

HELP FAST PLEASE!!! NEED ANSWER IN LESS THAN 10 MINUTES!! WILL GIVE BRAINLIEST!!

1. Compute -2 to the power of -3 × -3 to the power of -2.

2. Compute 2^10 x 2^8 x 2^6 x 2^4 x 2^2 x 2^-1 x 2^-3 x 2^-5 x 2^-7 x 2x-9.

3. Compute 2^16 x 4^-8 x 8^4 x 16^-2

TYSM for your help!!

Answers

1. (-(2^(-3)))*(-(3^(-2.)))=0.01388888888

2. -294912

3. 16

convierte los decimales a fracción:
a) 3, 1233333 =
b) 4, 3855555 =
c) 37, 22222 =
d) 16, 2929292929 =
e) 2, 33333333 =

Answers

(a) Let x = 3.12333…. Then 100x = 312.333… and 1000x = 3123.333…, so that

1000x - 100x = 3123.333… - 312.333…

==>   900x = 2811

==>   x = 2811/900 = 937/300

(b) x = 4.38555…   ==>   100x = 438.555… and 1000x = 4385.555…

==>   900x = 3947

==>   x = 3947/900

(c) x = 37.222…   ==>   10x = 372.222…

==>   9x = 335

==>   x = 335/9

(d) x = 16.292929…   ==>   100x = 1629.292929…

==>   99x = 1613

==>   x = 1613/99

(e) x = 2.333…   ==>   10x = 23.333…

==>   9x = 21

==>   x = 21/9 = 7/3

2x+3y=19 // 6x+2y=22​

Answers

Answer:

(2, 5 )

Step-by-step explanation:

Given the 2 equations

2x + 3y = 19 → (1)

6x + 2y = 22 → (2)

Multiplying (1) by - 3 and adding to (2) will eliminate the x- term

- 6x - 9y = - 57 → (3)

Add (2) and (3) term by term to eliminate x

0 - 7y = - 35

- 7y = - 35 ( divide both sides by - 7 )

y = 5

Substitute y = 5 into either of the 2 equations and solve for x

Substituting into (1)

2x + 3(5) = 19

2x + 15 = 19 ( subtract 15 from both sides )

2x = 4 ( divide both sides by 2 )

x = 2

solution is (2, 5 )

Identify the sample space of the probability experiment: shooting a free throw in basketball.

Answers

The sample space of the probability experiment: shooting a free throw in basketball. is [tex]n(X)=2[/tex] from the calculations below

Sample space:In probability theory, the sample space (also called sample description space of an experiment or random trial is the set of all possible outcomes of the experiment.

Let

The sample space for a player shooting single free throws be equal to X

Let Scored free throws be A

And missed free throws be B

Generally the possible outcomes is mathematically given as

[tex]X=(A,B)[/tex]

Therefore

In conclusion the Sample space of the probability experiment of shooting a free throw in basketball is

[tex]n(X)=2[/tex]

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Moly completes 3/10 of her science project in 4/5 hour

Answers

Answer:

1.5 per hour

Step-by-step explanation:

3/8 is the answer !!!!

pls help me asap !!!!

Answers

Answer:

9--7

Step-by-step explanation:

Answer:

distance = √74

Step-by-step explanation:

d = √((x2 - x1)²+(y2 - y1)²)

Where the first point = (x1, y1) and the second point = (x2, y2)

First point: (2, -2)

Second point: (7, -9)

Step 1. Plug these points into the formula

d = √((7 - 2)² + (-9 - -2)²)

Step 2. Subtract

d=√(( 5 )² + ( -7 )²)

Step 3. Simplify the exponents

d=√(25) + (49)

Step 4. Add

d=√74


A. Find x
B. Find the measure of angle b
C. Find the measure of angle c

Answers

Answer:

3, 50 and 70

Step-by-step explanation:

Using exterior angle property, we have 15x+5+22x+4=120, 37x+9=120. x=3

B=15x+5=50

C=22x+4=70

Violet is playing a board game with her friends. She earns 78 points during the game, and she receives a game-end bonus for achieving her secret objective. With her bonus, Violet came in second place with 91 points. Let b be the number of points Violet earned for the game-end bonus. Write and solve an equation for b.

Answers

Answer:

13

Step-by-step explanation:

78 + b = 91            Equation: Subtract 78 from both sides.

b = 91 - 78            

b = 13

You don't need her position in the game or the fact that 91 placed her second.  

2. For all real numbers x and y, (2x + 3y)² = ?

Answers

Answer:

Step-by-step explanation:

(a + b)² = a² + 2ab + b²

a = 2x   ;  b = 3y

(2x)²= 2x * 2x = 4x²

(3y)²  =3y * 3y = 9y²

(2x + 3y)² = (2x)² + 2 *2x*3y + (3y)²

              = 4x² + 12xy + 9y²

Does anyone know the answer

Answers

Answer:

It's False Because Hypotenuse will be the longest side of leg here

Simplify
1/3(1 - 1/4)*
Enter your answer , as a simplified fraction in the box

Answers

Answer:

1/4

Step-by-step explanation:

1/3(1 - 1/4)

Parentheses first

1/3 (4/4-1/4)

1/3 (3/4)

Rewritng

1/4 *3/3

1/4

Answer:

3/12 or 0,25

Step-by-step explanation:

(w + 4)(w2 + 3 w-6)
find the product.

Answers

Answer:

6w+2

Step-by-step explanation:

Answer:

w^3 + 7w^2 + 6w - 24

Brainliest, please!

Step-by-step explanation:

(w + 4)(w^2 + 3w - 6)

w^3 + 3w^2 - 6w + 4w^2 + 12w - 24

w^3 + 7w^2 + 6w - 24

If you know the answer please let me know

Answers

D. 2,513,360
Do 62834*45 and get that then subtract it by 314170 to make 2,513,360

40÷1+3‐(3×7)+7-5 use pedams to answer the following question

Answers

Hey there!

40 / 1 + 3 ‐ (3 * 7) + 7 - 5

= 40 + 3 - (3 * 7) + 7 - 5

= 43 + 7 - 5 - 3 * 7

= 50 - 5 - 3 * 7

= 45 - 3 * 7

= 45 - 21

= 24

Answer: 24

Good luck on your assignment and enjoy your day!

~Amphitrite1040:)


I Need help!!!
There are 36 students on the
school's student council. A special homecoming dance committee is to be formed by
randomly selecting 8 students from student council. How many possible committees can be formed?
1,043,460
27,907,200
30,260,340

Answers

Answer:

this is your answer 30,260,340

Help anyone can help me do this question,I will mark brainlest.​

Answers

side of cube=5

We know

[tex]\boxed{\sf Side=\dfrac{Diagonal}{\sqrt{2}}}[/tex]

[tex]\\ \sf \longmapsto Diagonal =sude\times \sqrt{2}[/tex]

[tex]\\ \sf \longmapsto Diagonal=5\sqrt{2}[/tex]

[tex]\\ \sf \longmapsto Diagonal=5\times 1.4[/tex]

[tex]\\ \sf \longmapsto Diagonal=7cm[/tex]

Answer:

Hello,

Step-by-step explanation:

[tex]Using\ the\ Pythagorian's\ theorem,\\\\EC^2=EA^2+AC^2\\\\=EA^2+AB^2+BC^2\\\\=3*5^2\\\\EC=5\sqrt{3} \approx{8,660...}[/tex]

Almost done with this lesson! A little more help ASAP pls!!!

Answers

Answer:

10.8

Step-by-step explanation:

√(5-(-5))² + (8 -4)²

√10² + 4²

√100+16

√116 = 10.8

C(-5,4)D(5,8)

[tex]\\ \sf\longmapsto CD=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}[/tex]

[tex]\\ \sf\longmapsto CD=\sqrt{(5+5)^2+(8-4)^2}[/tex]

[tex]\\ \sf\longmapsto CD=\sqrt{(10)^2+(4)^2}[/tex]

[tex]\\ \sf\longmapsto CD=\sqrt{100+16}[/tex]

[tex]\\ \sf\longmapsto CD=\sqrt{116}[/tex]

[tex]\\ \sf\longmapsto CD=10.4[/tex]

Find the Length of the missing side of the right Triangle using the Pythagorean Theorem. Round your answers to
the nearest tenth. Please show your work in the "Show your work" text box. Draw a Picture!
The size of a television screen is given by the length of the diagonal of
the screen. What size is a television screen that is 21.6 inches wide and
16.2 inches high?
Show Your Work
O 22.5 in
18.4 in
27 in
O 13.2 in

Answers

Answer:

27 inches

Step-by-step explanation:

We can use The Pythagorean theorem

a^2+b^2 = c^2  where a and b are the legs and c is the hypotenuse

21.6 ^2 + 16.2^2 = c^2

466.56+262.44 = c^2

729 = c^2

Taking the square root of each side

sqrt(729) = sqrt(c^2)

27  = c

Find the volume of this object.
Use 3 for it.
Volume of a Cylinder
V= Tr2h
Volume of a Cone
V= Tr?
3
8 in
4 in
13 in
V~ [?]in3

Answers

We are required to find the volume of the object which comprises of a cylinder and a cone

The volume of the object is 108 in³

Volume of a cylinder = πr²h

π = 3

r = diameter / 2 = 4 in / 2 = 2 in

h = 8 in

Volume of a cylinder = πr²h

= 3 × (2 in)² × 8 in

= 3 × 4 in² × 8 in

= 96 in³

Volume of a cone = πr²h/3

= (3 × (2 in)² × 3 in) / 3

= (3 × 4 in² × 3 in) / 3

= 36 in³ / 3

= 12 in³

The volume of the object can be found by adding the volume of the cylinder and the volume of the cone

Total volume = Volume of a cylinder + Volume of a cone

= 96 in³ + 12 in³

= 108 in³

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