The mean age of 8 women in an office is 19 years old.
The mean age of 5 men in an office is 18 years old.
What is the mean age (nearest year) of all the people in the office?

Answers

Answer 1

Answer:

19

Step-by-step explanation:

(8*19+5*18)/(8+5)=242/13=18 8/13

round

19


Related Questions

i need help!!!!!!!!!!

Answers

Answer: Read the Explanation

Step-by-step explanation:

m<7 = 120

m<5 = 120

m<6 = 60

m<2 = 60

The reason why they are 60 is because they are supplementary angles to complete a straight line so like since 3 = 120 4 = 60 since its a straight line.

Answer:

ly

Step-by-step explanation:

NEED HELP show your work

Simplify the expression √8x^5 / z1

Answers

Answer:

3/4

Step-by-step explanation:

Ill reward you a bounty of 100 points! plus brainiest if you are the first one to answer my question:

Part 1
Write your own real-world scenario where the Pythagorean Theorem can be applied to find a missing piece. You may choose to write a problem that is two- or three-dimensional in nature. Be sure that you will be able to draw a diagram of your scenario.

Write out your problem and submit it for Part 1. Be sure to end your scenario with a question.

Part 2
Draw a diagram of the scenario you created in Part 1. You may draw by hand and scan and upload your drawing or create a computer-generated drawing for submission. Be sure to label all parts and dimensions of the drawing.

Part 3
Solve the question that you posed in Part 1. Show all of your steps in answering the question.

For this option, you will need to submit all three parts for full credit—your real-world problem and question, the diagram that you created, and your work solving the problem, showing all steps.
*Please note that your instructor is looking for your own original idea. While it is acceptable to use the Internet for research and inspiration, academic integrity policies apply.

Answers

Answer:

The real-world scenario is given as: A yacht traveling 20 miles due east off a harbor is located 50 miles due north from the yacht

Recall:

Pythagorean Theorem applies to a right triangle where and c is the hypotenuse.

If we know the two of the three side lengths of a right triangle, we can find the other third length.

An example of a scenario where the Pythagorean Theorem can be applied to solve a real-world problem can be sketch in a diagram

Therefore:

The real-world scenario is given as: A yacht traveling 20 miles due east off a harbor is located 50 miles due north from the yacht

Step-by-step explanation:

#Nova

Have a good day

8) What are the measures of angles x, y, and z?

Answers

Angles x, y, and z are 5s.

Angle x is a vertical angle to 5s, angles x and y are alternate interior angles so y is also 5s. And z is an alternate exterior angle to angle y.

I can't really figure out the number value of 5s with the given information.

I NEED HELP AS SOON AS POSSIBLE Which of the following describes the location of the opposite of the number that R represents on this line? vertical number line from negative 6 to positive 6 in increments of 2 is shown. Only the whole even numbers are labeled. A point labeled R is placed on the 2nd tick mark below the 0. At a distance of 4 tick marks above 0 At a distance of 4 tick marks below 0 At a distance of 2 tick marks below 0 At a distance of 2 tick marks above 0

Answers

Answer:

At a distance of 4 tick marks above 0

Step-by-step explanation:

7x-3y = 8
3x-4y = 1
solving this by using eliminination method.
Lucazz please solve this​

Answers

Given pair of linear equations in two variables are :

7x-3y = 8------------(1)

3x-4y = 1-------------(2)

On multiplying (1) with 3 then

21x-9y = 24 ---------(3)

On multiplying with 7 then

21x-28y = 7 ----------(4)

On subtracting (4) from (3) then

21x-9y = 24

21x-28y = 7

(-) (+) (-)

__________

0+19y = 17

__________

→ 19y = 17

→ y = 17/19

On substituting the value of y in (2) then

→ 3x-4(17/19) = 1

→ 3x -(68/19) = 1

→ (57x-68)/19 = 1

→ 57x-68 = 1×19

→ 57x -68 = 19

→ 57x = 19+68

→ 57x = 87

→ x = 87/57

Therefore, the value of x and y is 87/57 and 17/19 respectively.

What is the halfway between 5.3 and 5.4

Answers

Answer:

5.35

Step-by-step explanation:

5.3+5.4/2

10.7/2

5.35

Someone please help me with this question

Answers

Answer:

Search it up

Step-by-step explanation:

hope you pass the test

y = –15x + 375.
Graph the linear equation.

Answers

Answer:

the required graph is in the attachment.

Step-by-step explanation:

I need help on this please

Answers

Answer:

y = 12

x = 4.4

Step-by-step explanation:

Scale factor is calculated by comparing the opposing side lengths and writing them as a fraction:

8/20 = 2/5 is the scale factor now to find the value of x and y we can use this scale

y/30 = 2/5 cross multiply expressions

5y = 60 divide both sides by 5

y = 12

same goes for x:

x/11 = 2/5 cross multiply

5x = 22 divide both sides by 5

x = 4.4

Slove for x
ST=13
TU=6
UV=2x-18
SV=4x-29

Answers

Answer:

x=15

Step-by-step explanation:

Since 13+6+2x-18= 4x-29, use this equation.

Combine like terms:

1+2x= 4x-29

-1            -1

2x= 4x-30

-4x     -4x

[tex]\frac{-2x=-30}{-2}[/tex]

x=15

Hope this helps! :)

Answer these question

Answers

c = 1 > 7 =

According to very reliable sources.

t > 28

if you multiply 7•4 then you get 28 (and photo math agrees)

A fisherman has 420 crabs. He sold one tenth of the crabs for a party. Then he sold two-thirds of the remaining crabs to a restaurant. The fisherman estimates that he has 232 crabs left. How far off is the fisherman's estimate?

Answers

Answer:

The answer I'd 28464835383637533

2) Find the area and perimeter of a semi -circular disc whose radius is 10cm. (take π = 3.14)

Answers

Answer:

Area =Pi r2

=3.14×10x10

=3.14×100cm2

=3.14cm2

Perimeter = 2 pi r

=2 ×3.14×10

=6.28cm

Or =Pi d

= 3.14 ×20cm

=62.8cm

Note:

R means radius

D means diameter

radius is half of a diameter e.g radius is10 and diameter is 20

I can recommend you watching yt videos it helped me alot

hoo this helps:)

A circle has circumference 200π feet. What is the radius of the circle? please explainn​

Answers

Answer: 100 feet

Step-by-step explanation: Circumference is found using the formula C = 2πr. We can also use C = πd because diameter is two times the radius. Now that we know this, we can see that the diameter in your problem is 200 which means the radius is 200/2 or 100 feet. Hope this helps!

Would appreciate brainly <3

Simplify the expression.​

Answers

Step-by-step explanation:

since all base numbers have the same exponent, we can combine the base numbers first and then apply the exponent :

(12×45×50)^(1/3) = 27000^(1/3)

and remember what a 1/... exponent means : it means the root of the ... degree.

so, here we need a cubic root or a root of the third degree

[tex] \sqrt[3]{27000} = 30[/tex]

Erika is going to the store to buy a gallon of milk and some apples. The gallon of milk costs $3.50 and apples
cost $1.50 per pound. Use this information to complete the table, create a graph, and write an equation that
represents Erika’s total cost, C, of buying the milk and a pounds of apples.

Answers

Answer:

C = $5.00

Step-by-step explanation:

C = $5.00 because IF Erika gets 1 pound of apples they would cost $5.00

  $3.50

+ $1.50

______

$5.00

I am so srry for not being specific.

Timmy is 6 feet tall and casts a 10-foot shadow. Nikki casts a 9-foot shadow. How tall is Nikki?

Answers

Answer:

5.4 im pretty sure

Step-by-step explanation:

Estella signed a one-year lease. She pays $720 per month in rent. If she wants to move out three months early, how much money will she owe when she moves out? I assume $2,160 ??

Answers

Answer:

$2160

Step-by-step explanation:

Since she moved out 3 months early, you would do 720x3, since she pays $720 every month. 3x720 = $2160

Eduardo spent 35% of his time at the theme park on a roller coaster if he was there for eight hours how much time did you spend on roller coasters

Answers

Answer:

2.8

Step-by-step explanation:

Find the area of triangle PQR.

Answers

Answer:

70°

Step-by-step explanation:

Since  PTS shape is equal to QTR

and  PTQ shape is equal to STR

and Since QTP = 10

and Since  PTS = 60

Add both up 70

Therefore PQR = 70°

What is 3.50 rounded to the nearest whole ounce?

Answers

Answer:

4.00

Step-by-step explanation:

because it is rounding to the whole number

Answer

if 3.50 refers to ounces, it would round to 4.

Step-by-step explanation:

14^6 ÷ 14^4 please :)​

Answers

Answer: 196 :)

Step-by-step explanation:

Answer:

196

follow pemdas   (exponents first)

If Maria designs a function to predict the amount of revenue, r, generated as a function of the number of people, n, who attend a fundraiser, explain why 13.5 would not be a member of this function's domain?

Answers

Answer:

Only whole numbers of people, n, are assumed in the calculation.

Step-by-step explanation:

The function relating the number of people, n, to the revenue, r, implicity assumes that only whole people will purchase tickets.  13.5 would mean that 13 normal people and 1/2 of a person bought tickets.  This can't be in the domain, since the ticket saleperson would run away if 1/2 of a person showed up:  thus no ticket sale.

Actually, it may depend on how one defines a person.  Is it 1/2 physically, or 1/2 mentally?  I've personally seen the latter show up at some fundraisers.

help ? yes ? no ? maybe

Answers

This is a maybe help m friend.
The cost are proportional but i will never graph that for you!!! ψ(`∇´)ψ


The seventh grade class is raising money to have a class trip at the end of the year. They began the year with $2,500. Now they have 54.750 in the account. What is the percent increase for the money the
dass has raised? The dass figured out that if there is a percent increase of 99% from the beginning of the year, they will have enough to pay for every student. How much money wil they need to pay for every student?
The percent increase is
They will need to pay for every student?

Answers

Answer:

21.6%

Step-by-step explanation:

Please help fast i will mark you if you get it right

Answers

Answer:

6/1 * 2/3= 4

5/6 - 3/4= 1/12

3/5 / 1/3= 9/5

Step-by-step explanation:

Jane lives on a straight road that goes east and west. She starts from a point 6.3 miles west of her home and drives a certain distance to the store. The store is more than 4 1/2 miles east of her home.
Let d represent the distance Jane drove. Which inequality represents this situation?
−6.3+d≥−4 1/2
−6.3+d>4 1/2
−6.3+d>−4 1/2
−6.3+d≥4 1/2

Answers

The inequality that represents the situation is as follows (where d

represents the distance Jane drove):

−6.3 + d > 4 1/2

She lives on a straight road that goes east and west.

d = distance Jane drove.

She started from a point 6.3 miles west of her home and drives a certain distance to the store.  Therefore,

She drives

-6.3 + d

The store is more than  4 1/2 miles east of her home. Therefore,

- 6.3 + d > 4 1/2

read more: https://brainly.com/question/25658107?referrer=searchResults

Answer:

Hope this helps!

list three rational number between -3 and -2

correct answer needed full explanation​

Answers

Answer:

-3×4= -12

-2×4= -8

three rational number between them are -11 , -10 , -9

Step-by-step explanation:

hope that it will help you

The rational numbers between -3 and -2 are;

-5/2, -9/4 and -11/4

Rational Numbers

Rational numbers are numbers that can be represented as the quotient of two integers but not equal to zero.

Now, to find the rational number between -3 and -2, we will use the formula;

x = ½(a + c)

x = ½(-3 + (-2))

x = -5/2

Another rational number is;

x = ½(-(5/2) + (-2))

x = ½(-9/2)

x = -9/4

Using the same pattern, we can still get another one as -11/4

In conclusion, the three rational numbers will be -5/2, -9/4 and -11/4

Read more about rational numbers at; https://brainly.com/question/12088221

Which equation gives the line shown on the graph?

Answers

Answer:

[tex]y=\frac{1}{2} x+4[/tex]

Step-by-step explanation:

so the last option

hope this helps!

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