$A$ box contains $10$ red marbles,$20$ blue marbles,and $30$ green marbles. If $5$ marbles are drawn from the box,what is the probability that all of them will be blue?
- A$\frac{^{20}C_5}{^{60}C_5}$
- B$\frac{^{10}C_5}{^{60}C_5}$
- C$\frac{^{30}C_5}{^{60}C_5}$
- D$\frac{^{20}C_5}{^{60}C_1}$
Explore More
Similar Questions
$A$ bag contains $2$ red,$3$ green,and $2$ blue balls. Two balls are drawn at random. The probability that none of the balls drawn is blue is
$A$ bag contains $5$ brown and $4$ white socks. $A$ man pulls out two socks. The probability that these are of the same colour is
Medium
View SolutionTwo tickets are drawn at random from tickets numbered $1$ to $20$. The probability that the numbers on both tickets are prime numbers is ..........
Medium
View Solution$A$ four-digit number is to be formed using the digits $1, 2, 3, 4, 5, 6, 7$ (no digit is repeated). What is the probability that the number formed is $> 4000$?
$3$ bulbs are drawn at random from a lot of $50$ bulbs,$5$ of which are defective. Find the probability of the event that all $3$ bulbs are non-defective (drawn without replacement).
Vedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo