1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
romanna [79]
3 years ago
9

The mean of $10, $15, $12, $20 and $x is $13. Calculate the value of x.​

Mathematics
1 answer:
dezoksy [38]3 years ago
6 0

Answer:

x=$8

Hope it helps

Have a great day

You might be interested in
A cylinder and a cone have the same diameter: 8 inches. The height of the cylinder is 5 inches. The height of the cone is 15 inc
EastWind [94]
First find the volume of the cylinder   v = pi* r^2 * h
Then find the volume of the cone V = 1/3 * pi* r^2 * h

Then compare your two numbers.


5 0
3 years ago
What is the volume of a hemisphere with a radius of 3.1 in, rounded to the nearest tenth of a cubic inch?
victus00 [196]

FORMULA:

  • Volume of hemisphere = 2/3πr³

ANSWER:

We are given a hemisphere of radius 3.1inches.

So, Volume = 2/3 × 3.14 × (3.1)³

  • 187.08/3
  • 62.36in³ or 62.4in³ rounded.
6 0
3 years ago
A quadratic equation of the form 0 = ax2 + bx + c has a discriminant value of 0. How many real number solutions does the equatio
JulsSmile [24]
It is 3 though       ............
7 0
3 years ago
Read 2 more answers
The original value of a car is $15,000 and it depreciates (loses value) by 20% each year. What is the value of the car after thr
REY [17]
$15,000 * 0.8 = $12,000
$12,000 * 0.8 =  $9,600
$9,600  * .08 =  $7,680
3 0
3 years ago
find the equation of a line that is perpendicular to line g that contains (P,Q) will give brainlest to whoever answers
Fudgin [204]

Answer:

Consider points (-3,6) and (0,5)

gradient \:  \: m =  \frac{(6 - 5)}{( - 3 - 0)}  \\ m =  -  \frac{1}{3}  \\ for \: perpendicular \: gradient \: m {}^{.}  \\ m {}^{.}  \times m =  - 1 \\  -  \frac{1}{3} m {}^{.}  =  - 1 \\ m {}^{.}  = 3 \\ from \: y = mx + c \\ at \:(0,5) \:  \: 5 = 0 \times 3 + c \\ c = 5 \\ hence \: equation \: is \:  \: y = 3x + 5

3 0
3 years ago
Read 2 more answers
Other questions:
  • What are the like terms, coefficients, and constants in the equation 2+3a+9a
    9·1 answer
  • 0.07291 to 3 decimal places ? xoxo
    14·2 answers
  • | x - 1 | = 5x + 10<br> Check for extraneous solutions.
    15·2 answers
  • PLEASE HELP!!! What is factoring? Why is it useful to try to factor out the GCF first when factoring? Explain the relationship b
    6·1 answer
  • Given h()<br> - 4x - 4, solve for a when h(x)<br> -8.
    5·2 answers
  • What is another way to summarize the outcome of this proof?
    7·1 answer
  • Four coins are tossed in succession. What is the probability of getting all heads?
    10·2 answers
  • A pound of fudge cause three different prices at three different candy stores the representation below shows the cost y based on
    13·1 answer
  • I am a prime number. I am greater than 50, but less than 80. When you add my digits together you get 16. What number am I?
    15·2 answers
  • There is a jar full of marbles. There are 3 red, 2 orange, 3 green and 4 blue marbles in the jar. If one marble is chosen random
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!