EASY
10th ICSE
IMPORTANT
Earn 100

Tickets numbered 3, 5, 7, 9,…,29  are placed in a box and mixed thoroughly. One ticket is drawn at random from the box. Find the probability that the number on the ticket is a number less than 16.
 

Important Questions on Probability

EASY
10th ICSE
IMPORTANT
Understanding ICSE Mathematics Class 10>Chapter 22 - Probability>Exercise 22>Q 24
Tickets numbered 3, 5, 7, 9,…,29  are placed in a box and mixed thoroughly. One ticket is drawn at random from the box. Find the probability that the number on the ticket is a number divisible by 3 .
EASY
10th ICSE
IMPORTANT
Understanding ICSE Mathematics Class 10>Chapter 22 - Probability>Exercise 22>Q 25
A box contains 90 discs which are numbered from 1 to 90 . If one disc is drawn at random from the box, find the probability that it bears a two-digit number
 
EASY
10th ICSE
IMPORTANT
Understanding ICSE Mathematics Class 10>Chapter 22 - Probability>Exercise 22>Q 25
A box contains 90 discs which are numbered from 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11,..., 90. If one disc is drawn at random from the box, find the probability that it bears a perfect square number.
 
EASY
10th ICSE
IMPORTANT
Understanding ICSE Mathematics Class 10>Chapter 22 - Probability>Exercise 22>Q 25
A box contains 90 discs which are numbered from 1 to 90 . If one disc is drawn at random from the box, find the probability that it bears a number divisible by 5.
 
EASY
10th ICSE
IMPORTANT
Understanding ICSE Mathematics Class 10>Chapter 22 - Probability>Exercise 22>Q 25
A box contains 90 discs which are numbered from 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, ..., 90. If one disc is drawn at random from the box, find the probability that it bears a prime number less than 30.
MEDIUM
10th ICSE
IMPORTANT
Understanding ICSE Mathematics Class 10>Chapter 22 - Probability>Exercise 22>Q 26
A bag contains 1, 2, 3, 4, 5,...,15 balls of which some are white balls and some are red balls. If the probability of drawing a red ball is twice that of a white ball, find the number of white balls in the bag.
MEDIUM
10th ICSE
IMPORTANT
Understanding ICSE Mathematics Class 10>Chapter 22 - Probability>Exercise 22>Q 27
A bag contains six red balls and some blue balls. If the probability of drawing a blue ball is twice that of a red ball, find the number of balls in the bag.
MEDIUM
10th ICSE
IMPORTANT
Understanding ICSE Mathematics Class 10>Chapter 22 - Probability>Exercise 22>Q 28
A bag contains 24 balls of which x are red, 2x are white and 3x are blue. A ball is selected at random. Find the probability that it is a white ball.