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
8_murik_8 [283]
3 years ago
14

the mean of a group of students in 60 . if their marks 85 ,65,36 ,48 , X ,75 ,39,72 then find the value of x​

Mathematics
1 answer:
miss Akunina [59]3 years ago
4 0

Answer: 60

Step-by-step explanation:

Find the total number of students.

In this case, there are 8 total students. Multiply 60 * 8 = 480

Add all the numbers up.

85 + 65 + 36 + 48 + 75 + 39 + 72 = 420

480 - 420 = 60

x = 60

You might be interested in
The sum of two numbers is 49. The sum of the smaller and 2 times the larger is 83. Find the two numbers.
levacccp [35]
Let the small number be x and the big number be y
x+y=49
x+2y=83
by solving simultaneously,
x=15 and y=34
3 0
4 years ago
Read 2 more answers
What is the volume of the cylinder in terms of pi 2 m 6m
vodka [1.7K]

Answer:

6πm³

Step-by-step explanation:

To work out the volume of a cylinder, use the formula πr²h

Next, substitute the known values into the equation (remember that the radius is half of the diameter):

volume = π × 1² × 6

The volume of the cylinder is 6πm³

Hope this helps!

8 0
2 years ago
Need help with logic question please dont answer if you are just putting a s*upid useless answer
Marianna [84]
Statement 3 must be true!

Mark with crown please!
5 0
3 years ago
Help poor mi............​
Firlakuza [10]

The chosen topic is not meant for use with this type of problem. Try the examples below.

cot (3x),x=\frac{2\pi }{3}

cot ( \frac{x}{2}, x=\frac{\pi }{2}

cos (x), x = \frac{x}{2}

5 0
3 years ago
Read 2 more answers
I need help with finding x. Can someone help me please?
11Alexandr11 [23.1K]

Answer:

x=25

Step-by-step explanation:

these angles are of the same measure, so i set the two values equal to eachother. it looks like

75=(4x-25)

and solve for x

I HOPE THIS IS RIGHT!! have a great day

3 0
3 years ago
Other questions:
  • Can anyone find the area of this triangle ?
    13·1 answer
  • Write down all the even numbers from 30 to 300. How many times will the digit "6" appear?
    12·1 answer
  • QT and PM<br>trianglePQR. If QR = 8 cm, PR 7 cm and<br>QT = 4 cm, what is PM?<br>P=7 cm<br>M=8 cm​
    9·1 answer
  • What is the equivalent expression in exponential form of 5·5·5·5?
    10·2 answers
  • What’s the answer to this question
    11·1 answer
  • Factor polynominal 6x^2+7x-20
    5·1 answer
  • Rebecca has a college savings plan. the equation that represents how much money she expects
    8·1 answer
  • I need help simplifying this expression<br><br> 9•(7-4)^2+9
    11·2 answers
  • As the average daily temperature in New York City decreases, the number of persons who are observed wearing sweaters in the work
    15·1 answer
  • What % of 15 = 12?????????????????
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!