Class 10 ICSE Maths Probability Important Questions
Here we provide Class 10 Maths important notes,board questions and predicted questions with Answers for chapter Probability. These important notes,board questions and predicted questions are based on ICSE board curriculum and correspond to the most recent Class 10 Maths syllabus. By practising these Class 10 materials, students will be able to quickly review all of the ideas covered in the chapter and prepare for the Class 10 Board examinations.
Q1
a single throw of a dice, find the probability of getting a number :
(i) greater than 2
(ii) less than or equal to 2
(iii) not greater than 2.
solutions
(i) greater than 2
(ii) less than or equal to 2
(iii) not greater than 2.
solutions
Q2
A bag contains a black ball, a red ball and a green ball, all the balls are
identical in shape and size. Mohit takes out a ball from the bag, without looking into
sit. What is the probability that the ball drawn is :
(iii) green ball ?
(ii) black ball ?
(i) red ball ?
solutions
(iii) green ball ?
(ii) black ball ?
(i) red ball ?
solutions
Q3
From a well-shuffled deck of 52 cards, one card is drawn. Find the probability
that the card drawn will:
(i) be a face card
(ii) not be a face card.
solutions
(i) be a face card
(ii) not be a face card.
solutions
Q4
In a badminton match between Rajesh and Joseph, the probability of winning of
Rajesh is 0.58. Find the probability of :
(i) not winning of Rajesh,
(ii) winning of Joseph.
solutions
(i) not winning of Rajesh,
(ii) winning of Joseph.
solutions
Q5
In a single throw of a dice,. find the probability of getting :
(i) 7
(ii) a number less than 7.
solutions
(i) 7
(ii) a number less than 7.
solutions
Q6
A dice is thrown once. Find the probability of getting :
(i) an odd number
(ii) a number greater than 4
(iii) a number between 2 and 6.
solutions
(i) an odd number
(ii) a number greater than 4
(iii) a number between 2 and 6.
solutions
Q7
A card is drawn from a pack of 100 cards numbered 1 to 100. Find the
probability of drawing a number which is a perfect square.
solutions
solutions
Q8
A dice is rolled two times or two dice are rolled together. Find the probability
of getting :
(i) an even number on each dice.
(ii) a prime number on each dice.
(iii) a composite number on each dice.
solutions
(i) an even number on each dice.
(ii) a prime number on each dice.
(iii) a composite number on each dice.
solutions
Q9
A bag contains 5 red balls and some blue balls. If the probability of
drawing a blue ball from the bag is thrice that of a red ball, find the
numbér of blue balls in the bag.
solutions
solutions
Q10
A bag contains white, black and red balls only. A ball is drawn at
random from the bag. If the probability of getting a white ball is 3/10
and that of a black ball is 2/5 then find the probability of getting a red
ball. If the bag contains 20 black balls then find the total number of
balls in the bag.
solutions
solutions
Q11
Red queens and black jacks are removed from a pack of 52 playing
cards. A card is drawn at random from the remaining cards, after
reshuffling them. Find the probability that the drawn card is
(i) a king, (ii) of red colour, (iii) aface card, (iv) a queen.
solutions
solutions
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