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
Rainbow [258]
3 years ago
8

In a survey of students , every student studies at least one of the three subjects Maths English and Science . The number of stu

dents who study only one subject is twice the number of students who study only two students . If 20 students study all three and 80 students who study only two subjects, find the total number of students in the survey. ​
Mathematics
1 answer:
Mandarinka [93]3 years ago
5 0

Answer:

80x2=160         20x3=60  160+60=220

Step-by-step explanation:

You might be interested in
Is this the correct answer?
NeTakaya
30kx - 6kx = 8

24kx = 8 /(÷8)

3kx = 1

x = 1/3k
4 0
3 years ago
The cartesian coordinates of a point are given. (a) (2, −2) (i) find polar coordinates (r, θ) of the point, where r > 0 and 0
lora16 [44]
It would be r,o beacuse of the grid cordinates in the sentence

5 0
3 years ago
Ten points and Brainliest if answered correctly with no links!
uysha [10]

Answer:

A!

Step-by-step explanation:

Hope that helps have an amazing day! <3

4 0
2 years ago
Which of the following letters on the number line could represent the √21 Image result for point on number
marissa [1.9K]

Answer:

4.58257

Step-by-step explanation:

That is the square root of 21, so if there's a point about there, then choose it.

6 0
3 years ago
168 is what per cent of 420
vladimir2022 [97]

<em>420×p% = 168</em>

<em>420p/100 = 168</em>

<em>420p = 16800</em>

<em>p = 16800/420</em>

<em>p = 40%</em>

<em />

4 0
3 years ago
Read 2 more answers
Other questions:
  • The probabilities of the orphaned pets in six cities' animal shelters being different types of animals are given in the table. I
    8·2 answers
  • Log3 of 5 <br><br>round to nearest thousandth
    6·1 answer
  • The average yearly cost per household of owning a cat is $183.80. suppose that we randomly select 36 households that own a cat.
    12·1 answer
  • What is the simplest form of this expression?<br> 4(-n-3) + 7
    8·2 answers
  • For any triangle, the sum of the measure of the three angles equals 180 degrees. Two of the angles have the same measure,a,and t
    8·1 answer
  • Plz help me with this sum, see the pic. Thank you
    9·1 answer
  • Can all quadrilaterals be inscribed in a circle? Explain
    13·1 answer
  • **ANSWER QUICKLY PLEASE**
    11·2 answers
  • Analyze the following situations that represent a relationship between x and y. Which situations can be modeled by the equation
    7·1 answer
  • BECKY KUBIAK WISHES TO PURCHASE NEW APPLICANCES FOR HER HOME. THE
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!