Home
Class 9
MATHS
Activity : Note the frequency of two-whe...

Activity : Note the frequency of two-wheelers, three-wheelers and four-wheelers going past during a time interval, in front of your school gate. Find the probability that any one vehicle out of the total vehicles you have observed is a two-wheeler.

Text Solution

Verified by Experts

The correct Answer is:
`(1)/(4)`
Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    SWAN PUBLICATION|Exercise OBJECTIVE TYPE QUESTIONS|5 Videos
  • PROBABILITY

    SWAN PUBLICATION|Exercise OBJECTIVE TYPE QUESTIONS (FILL IN BLANKS)|4 Videos
  • POLYNOMIALS

    SWAN PUBLICATION|Exercise OBJECTIVE TYPE QUESTIONS |23 Videos
  • QUADRILATERALS

    SWAN PUBLICATION|Exercise Objective Type Questions ( Fill in the Blanks)|10 Videos

Similar Questions

Explore conceptually related problems

Assume that the chances of a patient having a heart attack is 40%. It is also assumed that a meditation and yoga course reduce the risk of heart attack by 30% and prescription of certain drug reduces its chances by 25%. At a time a patient can choose any one of the two options with equal probabilities. It is given that after going through one of the two options the patient selected at random suffers a heart attack. Find the probability that the patient followed a course of meditation and yoga?

A three-wheeler starts from rest, accelerates uniformly with 1 m s^-2 on a straight road for 10 s, and then moves with uniform velocity. Plot the distance covered by the vehicle during the 11th second (n = 1,2,3....) versus 11. What do you expect this plot to be during accelerated motion : a straight line or a parabola ?