In how many ways can 20 people be divided equally into two teams?

Answers

Answer 1

Answer:

1 and that is 10 and 10

Step-by-step explanation:


Related Questions

Madge leaves her home at 8:05 to go to school. The drive takes hour each way. If she is at school for 7 hours, what time does she arrive home? Help fast please.

Answers

Answer:

5:05 pm

Step-by-step explanation:

According to the Question,

Given, Madge leaves her home at 8:05 am to go to school. The drive takes an hour each way. Thus, He Reached School at 8:05 am + 1 Hour(going to school) = 9:05am. Now, If he is at school for 7 hours, Thus The School is Over at 9:05 am + 7 hours = 4:05 pm.And, Time Taken by him to Arrive at home from school is 1 hour. Thus, the time does he arrive at home is 4:05 pm + 1 hour = 5:05 pm.

Question 8 of 10
sin(**) =
O A E
O B.
O c.
O D.
2

Answers

Answer:

D

Step-by-step explanation:

i upload the image sorry i don't know how to explain i just search it

STAN BLΛƆKPIИK BESTIES AND HELP WITH THIS RN NBRBRNRBRBRBBRBRBRBRBRBRBRBRBRBBRBRB TY BBYEEYEYYEYEY<3!HAVE A GOOD DAY I NEED THIS RETURNED A S A P BEFORE IT'S 11:49 P. TY AGAIN.

Answers

Answer:

20, 30 40, 50

hope this helps

have a good day :)

Step-by-step explanation:

For which pair of function is the vertex of g(x) 12 units above the vertex of f(x)

Answers

If the function f(x) is f(x) = x², then the function g(x) will be g(x) = x² +11. Then the correct option is C.

The complete question is attached below.

What is the parabola?

It's the locus of a moving point that keeps the same distance between a stationary point and a specified line. The focus is a non-movable point, while the directrix is a non-movable line.

The equation of a quadratic function, of vertex (h, k), is given by:

y = a(x – h)² + k

where a is the leading coefficient.

If the function get shifted upward, then the constant is added in the function.

If the function f(x) is f(x) = x², then the function g(x) will be g(x) = x² +11.

Then the correct option is C.

More about the parabola link is given below.

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find the value of unknown angles​

Answers

Step-by-step explanation:

x=y=75°

y+30=z

105=z

!!!!!!!!!!

Answer:

x = 75 degree , y = 75 degree , z = 105 degree

Step-by-step explanation:

x = 75 degree (being corresponding angles)

x=y (being corresponding angles)

75 = y

substituting the value

y + 30

75 + 30

105 degree

z = y + 30 (being corresponding angles)

z = 105 degree

Translate the sentence into an inequality.
Twice the difference of a number and 5 is at most 27.
Use the variable b for the unknown number.

Answers

Answer:

2b-10≤27

Step-by-step explanation:

In this problem, we use b to represent the unkown number. Please be careful of order of operations when writing the inequality. (The difference of a number and 5) multiplied by 2 is at most 27. Also, note that the both sides of the inequality can be 27, but no more than 27.

[tex]2(b-5)\leq 27\\2b-10\leq 27\\[/tex]

If you wish to solve for b from here, simply isolate the term containing b and solve from there.

I hope this helps! Let me know if you have any questions :)

Answer:

2(x - 5) < 27

Step-by-step explanation:

Equation

2(b - 5)<27

Explanation

Break this down

difference means subtract.

The number is b

and finally for now, the difference between a number and 5 is

x - 5

Twice that difference is

2(x - 5)

And the keyword less (than) 27. Always make sure you know what less than means. It means that it is never equal to 27, but it can be pretty close.

26.999999999999 < 27

So the final result is

2(x - 5) < 27

Ryan bought 7 kg of tomatoes for $15.40. What was the cost per kilogram?

Answers

Answer:

C

Step-by-step explanation:

i just did the test

Answer:

$2.20 per kilogram

Step-by-step explanation:

Take the total cost and divide by the number of kilograms

15.40 / 7

2.20 per kilogram

Convert each measurement to a more appropriate unit. State why you think this is a better
unit to use.
a) Mount Logan, in southwestern Yukon, is 595 900 cm tall.
b) The diameter of an apple is 0.064 m.
c) The largest brown bear, the Kodiak, is 2440 mm in length.

Answers

Step-by-step explanation:

a) Mount Logan, in southwestern Yukon, is 5959 m tall.

b) The diameter of an apple is 6.4 cm.

c) The largest brown bear, the Kodiak, is 2.44m in length.

The reason is that we need to use appropriate estimation method and approximation to present a meaningful figures in our life. Take the size of the apple as an example, we won't care it is one mm bigger or smaller.

State the Q1,Q2,Q3,range of 20,40,60,80 and interquartile range

Answers

Answer:

Range=highest - lowest

80-20=60

Similarly

Q1=N/4=15

Q2=60/2=30

Q3=3*60/4=45

Interquartile range=Q3-Q1=45-15=30

4a. Solve the inequality 3(2x - 4) + 6 > 18 + 2x , for x*​

Answers

Answer:

x>6

Step-by-step explanation:

I know I’m not good at writing.

please anyone help me

Answers

Answer:

x = 3 [tex]\frac{1}{3}[/tex]

Step-by-step explanation:

Given

[tex]\frac{5+x}{x}[/tex] = [tex]\frac{15}{6}[/tex] = [tex]\frac{5}{2}[/tex] ( cross- multiply )

5x = 2(5 + x) ← distribute

5x = 10 + 2x ( subtract 2x from both sides )

3x = 10 ( divide both sides by 3 )

x = [tex]\frac{10}{3}[/tex] = 3 [tex]\frac{1}{3}[/tex]

A box contains 2 plain pencils and 2 pens. A second box contains 3 color pencils and 5 crayons. One item from each box is chosen at
random. What is the probability that a pen from the first box and a crayon from the second hoy are selected?

Answers

Answer:

50% pen first box and 62.5% crayon from second box

Step-by-step explanation:

The first box contains 4 items, 2 of each. This means there are [tex]\frac{2}{4}[/tex] pens. This gives you a [tex]\frac{2}{4}[/tex] chance of picking out a pen. This can be written as 50%.

The second box contains 8 items, 3 color pencils and 5 crayons. This means [tex]\frac{5}{8}[/tex] of the contents are crayons, meaning you have a [tex]\frac{5}{8}[/tex] or 62.5% chance of picking a crayon.

*For working out the percentages, you should convert the fraction to a decimal and then multiply that by 100.

**This content involves fractions, decimals and percentages, as well as basic probability, which you may want to revise. I'm always happy to help!

Select the correct answer choice to this question

Answers

Answer:

last option on the bottom right

can a denominator be negative in rational number?

Answers

Answer: Rational Numbers are the Numbers where if p/q, q is not equal to 0 and p is an integer. So according to this questionm denominators can’t have the negative rational numbers. If it has, we need to convert it to standard form, eg:- p/-q = -p/q

Answer:

Yes

Step-by-step explanation:

[tex]A \ rational \ number \ is \ a \ number\ of\ the\ form\ \frac{p}{q}, \\\\where\ p\ and\ q \ are\ integers\ and\ q \ not\ equal \ to\ zero.\\\\That\ means\ q\ can\ take\ any\ number\ positive\ or\ negative\ but\ zero.[/tex]

7.
Type the correct answer in the box. Use numerals instead of words.
What is the solution of this equation?
m -1/2n^2 + 18 = 0
N=+
-

Answers

Answer:

[tex] - \frac{1}{2} {n}^{2} + 18 = 0 \\ - \frac{1}{2} {n}^{2} = - 18 \\ {n}^{2} = - 18 \times - 2 \\ {n}^{2} = 36 \\ n = + - \sqrt{36} \\ n = + - 6[/tex]

Answer:

answer...

Step-by-step explanation:

here is u answer


A test is normally distributed with a mean of 70 and a standard deviation of 10. Todd
scores a 55 on the test.
Select the answer from the drop-down menu to correctly complete the statement.
Based on the mean of 70 and his raw score of 55, Todd's z-score must be Choose

Positive
negative

Answers

Answer:

negative

Step-by-step explanation:

calculating the z score by subtracting the mean and dividing by the standard deviation

(55-70)/10= -1.5

It's negative

Please hurry I kinda late ;)

Answers

I think it’s the second one
Hope that helped

what is the answer for 10(x-7)=y

Answers

x intercepts- (7,0)
y intercepts- (0,-70)

A
D
B
С C
If m ABD = 110°, and m_DBC = 35°,
then m ABC = [? 1°
Enter

Answers

Answer:

145°

Step-by-step explanation:

since line BD intercepts the two angles you just add the 2 angles (ABD and DBC) together to get the total of angle ABC

Find an equation of a line that is perpendicular to y = -4x + 3 and passes through the point (4, -1).

Answers

Answer:

y = 1/4x - 2

Step-by-step explanation:

y = 1/4x + b

-1 = 1/4(4) + b

-1 = 1 + b

-2 = b

Help me to do b no question ​

Answers

Step-by-step explanation:

a. Acute angle

b. obtuse angle

c. reflex angle

d. obtuse angle

e. obtuse angle

f. right angle

g. acute angle

h. acute angle

i. reflex angle

j. obtuse angle

hope it helps.

stay safe healthy and happy....

Answer:

Step-by-step explanation:

b. is a obtuse angle.

For reference use the following:

Classifying angles

acute angle (0<x<90)

right angle (90)

obtuse angle (90<x<180)

straight angle (180)

reflex angle (180<x<360)

Use a protractor to help you find the angles.

A certain pet store sells only dogs and cats. In
March, the store sold twice as many dogs as cats.
In April, the store sold twice the number of dogs
that it sold in March, and three times the number
of cats that it sold in March. If the total number of
pets the store sold in March and April combined
was 500, how many dogs did the store sell in
March?​

Answers

They sold 300 dogs and 200 cats

The number of cats and dogs will be 200 and 300, respectively.

What is the solution to the equation?

The distribution of weights to the variables involved that establishes the equilibrium in the calculation is referred to as a result.

A certain pet store sells only dogs and cats.  In March, the store sold twice as many dogs as cats. In April, the store sold twice the number of dogs that it sold in March and three times the number of cats that it sold in March.

Let the number of cats sold in march be x and the number of dogs sold in march be y. Then the equations will be

y = 2x

Then the number of cats sold in April will be 3x and the number of dogs sold in April will be 2y.

If the total number of pets the store sold in March and April combined was 500. Then we have

x + y + 3x + 2y = 500

x + 2x + 3x + 4x = 500

10x = 500

x = 50

Then the value of y will be

y = 2 (50)

y = 100

Then the number of cats sold will be

⇒ 50 + 3 × 50

⇒ 50 + 150

⇒ 200 cats

Then the number of dogs will be

⇒ 100 + 2 × 100

⇒ 100 + 200

⇒ 300

Thus, the number of cats and dogs will be 200 and 300, respectively.

More about the solution of the equation link is given below.

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raul is bulding a house. on day 1 , he uses 3 bags of cement. on wach of the following 3 days, he uses 3 times the number of bags used the previous day. how many bags of cement does he use in the last 3 days?

Answers

Answer:

For the second day, Raul used 9 bags of cement. He used 27 bags on the third and 81 on the fourth. To answer the question, add the number of bags from second to fourth day. The answer is equal to 117 bags of cement.  

Step-by-step explanation:

A dealer currently makes a profit of x% of his cost when he sells goods. If the dealer could get his goods for 8% less while keeping his price fixed, his profit would be increased to (x+10)% of his cost. Find x

Answers

Answer:

15%

Step-by-step explanation:

Let

Selling price = SP

Cost price = CP

If CP = 100

Profit = selling price - cost price

x% = SP - x% of 100

x% + 100x% = SP

SP = 100 (1 + x/100) (1)

If CP = 92

SP = 92 (1+ {x+10}/100)

Equate both SP

100 (1 + x/100) = 92 (1+ {x+10}/100)

100 + x = 92 + [{23/25} * (x+10)]

{2/25}x = 30/25

x = 30/25 ÷ 2/25

= 30/25 × 25/2

= 30/2

x = 15%

Someone answer ASAP!!! 15 points

Answers

Answer:

maybe you should add the question and someone could help you out

Step-by-step explanation:

-_-

\

I have a lot of questions;-; help!

Answers

Mean: 6,6,7,7,8,8,8,8,9,9,9,10,10,10
8+8=16/2= 7

Ahmed made the model of the Financial Center at Sowwah Square for his school project. The height of the building model is 20 cm and the base one is 40cm and the base two is 35 cm. Ahmed is finding the area of the building model. What is its area?
PLSSS HELPP

Answers

Answer:

Area = 1500 [tex]cm^{2}[/tex]

Step-by-step explanation:

Area= height ×(Base 1 +base 2)

Area = 20 × (40+35)

Area = 20×75

Area = 1500 [tex]cm^{2}[/tex]

For any segments AB, CD, and EF, if AB = CD
and CD = EF, then AB = EF.
Select one:
0 Transitive Property
o Symmetric Property
O Reflexive Property

Answers

Answer:CD

Step-by-step explanation:not much to do

The property you are referring to is the Transitive Property.

Hence option first is correct.

Given that,

For segments AB, CD, and EF,

If AB = CD & CD = EF, then AB = EF.

The Transitive Property states that if two quantities are equal to a third quantity, then they are also equal to each other.

In this case,

if we have segments AB and CD, and AB is equal to CD, and we also have segments CD and EF, where CD is equal to EF, then by the Transitive Property, we can conclude that AB is equal to EF.

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what is the value of "m" if m% of it is 49?​

Answers

The answer is in the picture. Click on it

The value of "m" if m% of it is 49 will be 70.

What is the fundamental principle of multiplication?

If an event can occur in m different ways and if following it, a second event can occur in n different ways, then the two events in succession can occur in m × n different ways.

A percentage is a minimum number or ratio that is measured by a fraction of 100.

WE need to find the value of "m" if m% of it is 49.

We have been an expression as;

m x m% = 49.

Solving further;

m x m/100 = 49.

m² / 100 = 49

Now, Cross multiplication;

m² / 100 = 49

m² = 4900

On taking square root;

m = √4900

m = 70

Therefore, the value of "m" if m% of it is 49 will be 70.

Learn more about multiplications;

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When 2(3/5x+2 3/4 is simplified what is the resulting expression

Answers

Answer:

A. 1 7/10x+2 1/2y+6

B. 7/10x+2 1/2y+6

C. 7/10x+8 1/2y+6

D. 1 7/10x+4 1/4y+3

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