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
steposvetlana [31]
2 years ago
7

In a class of 80 students, 45 are good in math,15 are good in both math and english,13 are good in both math and psychology,16 a

re good in both english &physchology ,20are good in physchology and 9 are good in all of the three .how many of them are good in mathematics
Mathematics
1 answer:
Gennadij [26K]2 years ago
4 0

Answer:

26 students are good in mathematics only.

28 students are not good in any of the three courses.

You might be interested in
What is the prime factorization of 1044
zlopas [31]
There's the answer.
Questions?

4 0
3 years ago
Help for 45 points plz help me
aivan3 [116]
Hey there! :D

By looking at the graph, and how the question states the x-axis and the y-axis are correlated:

The x being Weight in pounds, and y being the cost in dollars,

the correct answer is "C". Point W is stating the unit price per pound, which is 2.50. 

I hope this helps!
`laikers
3 0
3 years ago
Why is it important for the leading coefficient<br> to be nonzero?
kipiarov [429]

Answer:

Because if it is zero, then it is multiplied the variable and it will be zero.  For example if I had 0x(squared) + x, it would just be x because zero times any number is zero.  Looking at the problem, I would assume it was quadratic because it had x squared, but it isn't because there are 0 x squared values.

Step-by-step explanation:

4 0
3 years ago
Each voter in a county is given a number that uniquely identifies them. A computer is used to select 500 of these numbers at ran
Irina-Kira [14]
Random selection was used
4 0
3 years ago
Read 2 more answers
For every 6 brown markers there are 8 green markers.if you have 72 brown markers.how many green markers would you have
timofeeve [1]

you would have 96 green markers

5 0
2 years ago
Read 2 more answers
Other questions:
  • Are the following numbers rational or irrational? 6. a) 14/20 b) 5.243 c) 0.25255255525555255555 ...
    9·1 answer
  • Consider the equation below. (if an answer does not exist, enter dne.) f(x) = 5 cos2(x) − 10 sin(x), 0 ≤ x ≤ 2π
    12·1 answer
  • Please help me out on some questions...12th grade math..Pleasee help anyone​
    7·1 answer
  • A circle has central angle with an angle measure of 2 rad and a radius with a length of 5.7. Determine the length of the arc sub
    14·1 answer
  • Show how to make a ten to solve 13-7.
    7·2 answers
  • Should a quadrilateral have at least one pair of parallel sides?
    8·1 answer
  • Someone plz help what would this be
    15·1 answer
  • Helpppp please will give brainliest ​
    8·1 answer
  • Please help me with this. I will appreciate all the help ^^
    9·1 answer
  • Complete the inequality statement.<br> 24 g_1,679 mg<br> оно<br> V
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!