subject
Mathematics, 22.08.2021 17:30 daniellecraig77

In a class of 80 students in Debre Berhan University, 45 are good in mathematics, 15 are good in both mathematics and English, 13 are good in both Mathematics and Psychology, 16 are good in both English and Psychology only,20 are good in Psychology and 9 are good in both of the three course, then how many students are good in mathematics?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 13:40
Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?
Answers: 2
question
Mathematics, 21.06.2019 20:30
2/3(-6y+9x) expand each expression using the distributive property
Answers: 3
question
Mathematics, 21.06.2019 22:30
Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2
Answers: 1
question
Mathematics, 21.06.2019 22:30
Pls never taught i’m really confused and i rlly need
Answers: 1
You know the right answer?
In a class of 80 students in Debre Berhan University, 45 are good in mathematics, 15 are good in bot...
Questions
question
English, 05.05.2020 10:19
question
Mathematics, 05.05.2020 10:19
question
History, 05.05.2020 10:19
Questions on the website: 13722360