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There are 10 boys and 12 girls in a class if one student is selected at random from the class what is the probability it is a girl?
Wiki User
∙ 13y ago
The probability is the number of girls divided by the number of students, so 12/22, or 6/11
Wiki User
∙ 13y ago
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What if a class of 25 students has 15 girls and boys if one student is chosen at random what is the probability it is a girl?
The probability is 15/25 = 3/5
There are 10 boys in a class two fifth of the class are boy. how many student are in class?
25
What is dodging tables for the second class student?
5
In a class there are 15 boys and 10 girls Three students are selected at random The probability that one girl and two boys are selected is?
Let S be the sample space and E be the event of selecting 1 girl and 2 boys.Then, n(S)= Number ways of selecting 3 students out of 25= 25C3 `=(25 x 24 x 23)(3 x 2 x 1)= 2300.n(E)= (10C1 x 15C2)=10 x(15 x 14)(2 x 1)= 1050.P(E) =n(E)=1050=21.n(S)230046---------------------------------------------------------O.K. but what is the answer to the question?
What percent of a 30-student class are girls if 8 of the student are boys?
22
What if a class of 25 students has 15 girls and boys if one student is chosen at random what is the probability it is a girl?
The probability is 15/25 = 3/5
A class is made up of6 boys and 10girls Half of the girls wear glasses A student is selected at random from the class What is the probability that the student is a girl with glasses?
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If there are 45 students in a biology class and 23 are girls what is the probability that a student chosen at random will be a boy?
Probability that a girl is chosen = 23/45 = .511 So, the probability that a boy is chosen = 1 - .511 = .489
A class of 25 students has 15 girls and 10 boys If one student is chosen at random What is the probability it is a girl?
The probability is 15/25 = 3/5
In a classroom the students are 12 boys and 6 girls If one student is selected at random find the probability that the student is a girl?
If there are 12 boys and 6 girls, the total number of students would be 18. You are looking for the probability of selecting a girl from the class: 6/18 Just reduce the fraction to its lowest form 6/18 = 2/6 = 1/3 Your answer would be 1/3.
A class consists of 73 women and 18 men If a student is randomly selected what is the probability that the student is a man?
Since there are 73 Women, and 18 men, there are 91 people all together. The probability of the student being a man is 18 men out of the 91 total people. So, 18/91 or .1978.
Of the students in Miss Jones class 8 have blond hair 10 have brown hair 5 have red hair 6 have black hair and 1 has purple hair What is the probability that a student selected at random will?
There are 30 students total. 10 of them have brown hair. 10/30 equals 1/3. Answer: 1/3
What is the student selected to say goodbye on behalf of a graduating class?
Valedictorian.
In a third grade class containing 12 girls and 10 boys Two students are selected randomly to give out papers What is the probability that the second student chosen is a boy if the first was a girl?
4 in 7 chance
A nursing class has 13 women and 18 men if a student chosen randomly to be the team leader what is the probability the student is a woman?
least likely
Two students are chosen at random from a class of 30 what is the probability that both you and your best friend are chosen?
The probability of this is based heavily on whether or not said best friend is even in the class. If both are in, it's a 1/870 chance.Ê
What are the chances of picking a boy out of a class with 12 girls and 9 boys?
If the person is picked at random, the the probability is 3/7.
