Home
Class 12
MATHS
A class consists of 80 students, 25 of ...

A class consists of 80 students, 25 of them are girls. If 10 of the students are rich and 20 of the students are fair complexioned, then the probability of selecting a fair complexioned rich girl from the class (assuming three traits as independent) is

A

`(1)/(10)`

B

`(1)/(32)`

C

`(5)/(512)`

D

`(7)/(512)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Similar Questions

Explore conceptually related problems

A class consists of 80 students, 25 of them are girls and 55 are boys. If 10 of them are rich and the remaining are poor and also 20 of them are intelligent, then the probability of selecting an intelligent rich girls is a) 5//128 b) 25//128 c) 5//512 d) none of these

A class consists of 80 students, 25 of them are girls and 55 are boys. If 10 of them are rich and the remaining are poor and also 20 of them are intelligent, then the probability of selecting an intelligent rich girls is 5//128 b. 25//128 c. 5//512 d. none of these

A class consists of 80 students, 25 of them are girls and 55 are boys. If 10 of them are rich and the remaining are poor and also 20 of them are intelligent, then the probability of selecting an intelligent rich girls is a. 5//128 b. 25//128 c. 5//512 d. none of these

In a class of 50 students, 20 are boys and rest are girls. A student is selected at random. Find the probability of selecting a boy.

In a class, there are 70 students. Thirty of them are girls and the rest are boys. What fraction of the class are boys?

In a class of 40 students, 45% are girls. Find the number of boys in the class .

Out of 25 students of a class, 16 are girls. What is the percentage of girls?

A class has 20 girls and 16 boys. One student is selected at random. Find the probability that the student is a girl.

A class consists of 50 students out of which there are 10 girls. In the class 2 girls and 5 boys are rank holders in an examination. If a student is selected at random from the class and is found to be a rank holder, what is the probability that the student selected is a girl?

In a class of 36 students, 20 are girls and the rest are boys. Find the ratio of: the number of boys to the number of girls.