there are 8 teachers in in a school when a 35 year old teacher was transferred and another teacher join the average age was increased by 2 years how old is the new teacher

Answers

Answer 1

Answer:51

Step-by-step explanation:


Related Questions

K = -1, f(x) = x -3x+2
I am a bit confused the question says: use the remainder theorem and synthetic division to find f(k).

Answers

Answer:

f(k) = 6

Step-by-step explanation:

See attachment:

Kate gets into the elevator on the third
floor of a shopping mall. She goes up 6
floors to reach the food court. After an
hour, she went down 2 floors to buy
books. At which floor is she now?​

Answers

Answer:

11th floor

Step-by-step explanation:

3rd floor +6 =9

9 -2 =11

11th floor

Simplify the expression 4.5(− 6) + 19.

Answers

Answer:

-8

thats the answerr im sure

Answer:

The answer is -8.

Try maybe working it out or using a calculator.

Is this correct and why?

Answers

Answer:

For a given confidence level, t* is never smaller than z*.

Step-by-step explanation:

t* and z* are the critical value of a confidence interval.  For example, at 95% confidence, z* = 1.96.  This is because 95% of a normal curve is within ±1.96 standard deviations.

A student's t distribution has the same bell-curve shape as a normal distribution, but is shorter and wider, which is why t* is always larger than z*.  As the sample size increases to infinity, the distribution approaches normal.

help find the equation of the tangent line please (calculus)

Answers

The tangent line to f(x) at x = c has slope equal to the derivative at c, or f'(c).

We have

f(x) = 3 - 2 x + 7 x²

so that

f'(x) = -2 + 14 x

The slope is 5 for

-2 + 14 x = 5   ==>   14 x = 7   ==>   x = 1/2

Now, f (1/2) = 15/4, so the tangent line has equation

y - 15/4 = 5 (x - 1/2)   ==>   y = 5 x + 5/4

{10, 12, 14, 16, 18, ...} What is the formula ?

Answers

Answer:

10 + 2x

Step-by-step explanation:

we you started with 10 and you're adding 2 everytime

x = the number of times you do this

10 + 2x

Answer:

2n + 8

=> 10, 12 , 14, 16, 18, 20, 22, 24, ...

PLEASE PLEASD HELP!!!


A machine produces 480 gel pens per hour. Which equation represents the number of gel pens, p, produced in
m minutes?

Answers

The answer to this is A

The equation represents the number of gel pens, 'p' produced in 'm' minutes will be P = 8m.

What is an expression?

The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.

Given that a machine produces 480 gel pens per hour. The equation for the number of pens in hours can be written as,

P = 480 / 60 m

Here, P is the number of pens and 'm' is

P = 8m

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ic
Solve the inequality 2x + 8 < 5x - 4.
Ox>4
Ox> 1
Ox<1
Ox<4
HELP ASAP

Answers

Answer:

2x + 8 < 5x - 4.

Step-by-step explanation:

it equals

x>4

Two functions are defined as shown.

f(x) = f(x) equals negative StartFraction 1 Over 2 EndFraction x minus 2. x – 2

g(x) = –1

Which graph shows the input value for which f(x) = g(x)?

A coordinate grid with two lines. One line labeled f(x) passes through (negative 2, 3), (0, 1), and point (2, negative 1). The second line is labeled g(x) and passes through (negative 3, negative 1), (0, negative 1), and point (3, negative 1).

A coordinate grid with two lines. One line labeled f(x) passes through (negative 4, 0), point (negative 2, 0), and (0, negative 2). The second line is labeled g(x) and passes through (negative 3, negative 1), (0, negative 1), and point (3, negative 1).

A coordinate grid with two lines. One line labeled f(x) passes through (negative 4, 1), (negative 2, 0), and point (1.5, negative 1). The second line is labeled g(x) and passes through (negative 3, negative 1), (0, negative 1), and point (1.5, negative 1).

Answers

Answer:

its graph two trust also pls brainiest

Step-by-step explanation:

Answer:

Graph 2

Step-by-step explanation:

Determine the domain of the function

Answers

The answer is b!!!!!!!!

48+(-22) what’s the answer?.

Answers

Answer:

26

Step-by-step explanation:

A (+) and a (-) will always be a minus, so 48+(-22) becomes 48 - 22, which equals 26.

Answer:

26.

Step-by-step explanation:

48 - 22 = 26.

Suppose you deposit 1000 ​$ in a savings account that pays interest at an annual rate of ​4%. If no money is added or withdrawn from the​ account, answer the following questions.

How much will be in the account after 3 ​years?
b. How much will be in the account after 16 ​years?
c. How many years will it take for the account to contain 1,500 ​$​?
d. How many years will it take for the account to contain 2000​$​?


Some one please helppppppp mee

Answers

Answer:

a. 1124.86

b.  1872.98

c. 10.35

d. 17.7

Step-by-step explanation:

use the formula A(t) = a (1+r)^t

Compare the values of the 5 in 552,299.

Answers

Answer:

552,299

500,000

 50,000

500,000 is 10 times greater than 50,000

50,000 is 10 times less than 500,000

Step-by-step explanation:


Billy saw 6 tigers and 9 lions at the zoo. What is the ratio of tigers to lions that Billy saw, and what is the
significance of this ratio?
A. 1:3, because the cats Billy saw were in groups of threes
B. 2:3, because Billy saw two-thirds as many tigers as lions
C. 2:3, because two-thirds of the cats Billy saw were tigers
D. 1:3, because Billy saw 3 fewer tigers than lions at the zoo

Answers

Answer:

D

Step-by-step explanation:

The correct ratio is 1;3 so that eliminates B and C. The problem doesn't state anything about Billy seeing groups of tigers so D is the only logical answer.

B is the correct answer

A recipe asks for 6 1/4 cups of flour. How many cups are needed to make 1/2 of a recipe? express the awnser in simplest form. enter the awnser in the box! Pls awnser right away

Answers

Answer: 3 1/8

Step-by-step explanation:

6 1/4 x 1/2

Andrew has 20 more goldfish than Todd .together they have 80 goldfish how many goldfish does each boy have

Answers

Answer:

Andrew 50

todd 30

Step-by-step explanation:

What is 1/2(8x+26)=13+4x ?

Answers

This equation has no solution because every number cancels itself out

Answer:

no solution

Step-by-step explanation:

8 is half of 4 and 26 is half of 13

Consider a communication source that transmits packets containing digitized speech. After each transmission, the receiver sends a message indicating whether the transmission was successful or unsuccessful. If a transmission is unsuccessful, the packet is resent. Suppose a voice packet can be transmitted a maximum of 8 times. Assuming that the results of successive transmissions are independent of one another and that the probability of any particular transmission being successful is p, determine the probability mass function of the number of times a packet is transmitted.

Answers

Answer:

 The  probability mass function is

         [tex]F(x) =  [ \left \ 8 } \atop {x}} \right. ] * p^x  *  q^{n - x }[/tex]

Step-by-step explanation:

From the question we are told that

   The maximum transmission time is  [tex]n  =  8[/tex]

Generally the number of times a packet is transmitted follows a binomial distribution given that the  the results of successive transmissions are independent of one another and that the probability of any particular transmission being successful is p

Generally the probability mass function is mathematically represented as

          [tex]F(x) =  [ \left \ 8 } \atop {x}} \right. ] * p^x  *  q^{n - x }[/tex]

Here  x can take values x =  0 ,  1 , 2 , 3 , ... , 7

12) 36 gallons is equal to how many quarts? 4 qt=1 gallon*

Answers

Answer:

144

Step-by-step explanation:

36 x 4

Answer:

144

Step-by-step explanation:

1 gallon 4

36 gallon 4*36 =144

Ok now what do I press?

Answers

Answer:

Notification

Step-by-step explanation:

.
Greg ran 12 miles a day on 18 different days last month. How many miles did he run?

Answers

Answer: 216

Step-by-step explanation:

12 x 18 = 216

The principal roots of
a number are​

Answers

Answer:

Step-bvery nonnegative real number x has a unique nonnegative square root, called the principal square root, which is denoted by √x, where the symbol √ is called the radical sign or radix. For example, the principal square root of 9 is 3, which is denoted by √9 = 3, because 32 = 3 ⋅ 3 = 9 and 3 is nonnegative.y-step explanation:

Which pair of angles must be supplementary
1 and 5
5 and 3
4 and 5
4 and 1​

Answers

Two Angles are Supplementary when they add up to 180 degrees. You didnt add a picture but choose the angles that create a straight line, kind of like if you were doing a puzzle.

The supplementary angle pairs are: angles 4 and 5

What are supplementary angles?

Two angles whose sum is 180° are called supplementary angles. If a straight line is intersected by a line, then there are two angles form on each of the sides of the considered straight line. Those two-two angles are two pairs of supplementary angles. Which means, if supplementary angles are aligned adjacent to each other, their exterior sides will make a straight line.

We know that Two Angles are Supplementary when they add up to 180 degrees.

In the given diagram , the pair of angles must be supplementary that are:

angles 1 and 8

angles 2 and 7

angles 4 and 5

angles 3 and 4

angles 1 and 2

angles 7 and 8

angles 3 and 6

angles 5 and 6

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1/7 x g = 1


what's g

Answers

g
=
7
x
That’s the answer

Answer:

or,1/7divide by 1 =g

or, 1and 1 cut remember 7 =g

therefore value of g is 7.

Step-by-step explanation:

3. Julio's dad bought 10 dozen potatoes. The potatoes were equally
divided into 6 bags. How many potatoes are in each bag?

Answers

Answer:

20 potatoes in each bag

Step-by-step explanation:

10 x 12 = 120

120 / 6 = 20

20 potatoes . 10*12=120, 120 divided by 6 is 20

Find the equation of a line that contains the points (3,1) and (5,-4). Write the equation in slope-intercept form

Answers

Answer:

y= -5x/2+17/2.... (x is between -5/2)

slope intercept= mx+b

y= -5x/2+17/2

Step-by-step explanation:

The equation of line in slope intercept form which passes through the points (3,1) and (5,-4) is [tex]-\frac{5}{2} x+\frac{17}{2}[/tex] .

What is the equation of line in slope intercept form?

The equation of line in the form of [tex]y = mx + b[/tex], is called slope intercept form of a line.

How to find equation of line from two points?

The equation of line from two points is given by

[tex]y -y_{1} = \frac{y_{2} -y_{1} }{x_{2}-x_{1} } (x-x_{1} )[/tex]

According to the given question

We have two points (3,1) and (5, -4)

Therefore, the equation of line which passes through the points (3,1) and (5, -4) is given by

[tex](y -1)=\frac{-4-1}{5-3} (x-3)[/tex]

⇒[tex](y-1)=\frac{-5}{2}(x-3)[/tex]

⇒[tex]y -1=\frac{-5}{2}x+\frac{15}{2}[/tex]

⇒[tex]y =-\frac{5}{2} x+\frac{15}{2} +1[/tex]

⇒[tex]y = -\frac{5}{2}x+\frac{17}{2}[/tex]

Hence, the equation of line in slope intercept form which passes through the points (3,1) and (5,-4) is [tex]-\frac{5}{2} x+\frac{17}{2}[/tex] .

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The cost for decorations and the disc jockey for the senior class dance was $500. The class members sold 325 tickets and made a profit of $2,750. If x represents the price of each ticket sold, which equation could be used to find x?

Answers

Answer: Yes

Step-by-step explanation: Because of the gravity of the earth

75 is what percent of 15

Answers

Answer:

500%

Step-by-step explanation:

Is means equals and of means multiply

75 = P * 15

Divide each side by 15

75/15 = P

5 = P

Change to percent form

500%

Write an expression having only two terms that is equivalent to 2x – 3. Explain how you wrote the expression and how you can check that it is equivalent. QUICKLY!
WILL GIVE BRAINLIST

Answers

Answer:

4x-6

Step-by-step explanation:

Two times 2 equals 4 and 2 times 3 equals 6

4x-6
Hope this helps !!

2x+3y=11, solve for y

Answers

Hope it helps with your work

Answer:

Let's see what to do buddy...

Step-by-step explanation:

[tex]2x + 3y = 11[/tex]

Subtract the sides of the equation minus 2x :

[tex]3y = 11 - 2x[/tex]

Divided the sides of the equation by 3 :

[tex] \frac{3}{3}y = \frac{ - 2x + 11}{3} \\ \\ y = - \frac{2}{3}x + \frac{11}{3} [/tex]

_________________________________

And we're done.

Thanks for watching buddy good luck.

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