aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • Probability
  • From a group of 10 male and 12 female dancers, 2 dancers ...
Multiple choice

From a group of 10 male and 12 female dancers, 2 dancers are selected at random. What is the probability of selecting 1 male and 1 female dancer?

  1. 1/11

  2. 10/77

  3. 12/77

  4. 40/77

  5. 1/22

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Required probability, P(E) = n(E)/n(S) =120/231 = 40/77

Keep practicing — related questions

  • Choose the correct match: ||| |---|---| |Group-I |Group-II| |P. Natural killer cell|1. Express CD4 receptor...
  • Which of the following facts about No first use (NFU) policy is/are true? 1. NATO was one of the earliest g...
  • Consider the following statements: 1. Except mammals and reptiles, no other animal group has the unique arr...
  • Consider the following statements. (a) Pure breeding plants make up the generation P2. (b) One of the numbe...
  • Which of the following pairs of protozoan and its discoverer is/are incorrect? 1. Amoeaba: R.V. Rosenhof 2....
  • Which two statements are equivalent? 1. 16*4 2. 16>>2 3. 16/2^2 4. 16>>>2
  • Which two statements are equivalent? 1. 3/2 2. 3<2 3. 3*4 4. 3<<2
  • Iron is an extremely important transition metal in biology. It helps in performing many different biologica...
Play the full quiz 🎤 Practise this topic out loud
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy