CBSE Worksheet for chapter13 Probability class 9
Worksheet For class 9
Find CBSE Worksheet for chapter13 Probability class 9
CLASS9
BOARD: CBSE
Mathematic Worksheet  13
TOPIC: Probability
For other CBSE Worksheet for class 9 Mathematic check out main page of Physics Wallah.
SUMMARY
OBJECTIVE

3 coins are tossed simultaneously .The probability of getting at least 2 heads is

3/10

3/4

3/8

1/2

Two cards are drawn successively with replacement from a pack of 52 cards. The probability of drawing two aces is

1/169

1/221

1/265

4/663

Two cards are drawn from a pack of 52 cards. The probability that both are spade is

1/26

1/4

1/17

none of these

If the odds in favor of an event be 3:5 then the probability of non happening of the event is

3/5

5/3

3/8

5/8

If three coins are simultaneously tossed, compute the probability of 2 heads coming up

(3 )/8

1/4

5/8

3/4

A coin is tossed successively three times. The probability of getting one head or two heads is

2/3

3/4

4/9

1/9

One card is drawn from a pack of 52 cards. What is the probability that the drawn card is either red or king

15/26

1/2

7/13

17/32
SUBJECTIVE

Two dice are thrown together. Find the probability of getting a total of 9.

A dice is thrown repeatedly until a six comes up. What is the sample space for this experiment ?

On a simultaneous toss of three coins find the probability of getting

At least 2 heads

iAt most 2 heads

Exactly 2 heads

A coin is tossed 80 times with the following outcomes
Find the probability of each event.

Head: 35

Tail: 45

In cricket match a batsman hits a boundary 10 times out of 36 balls he plays. Find the probability that he did not hit the boundary.

A bag which contains 7 blue marbles 4 black marbles and 9 white marbles. A marble is drawn at random from the bag then what is the probability that the drawn marble is

blue

white or black

Cards, marked with no. 2 to 101 are placed in a box and mixed thoroughly One card is drawn from his box find the probability that the number on card is

An even no.

A no. less than 14

A no. which is a perfect square.

A prime number less than 20.

An urn contains 6 oranges, 7 apples, 11 mangoes. A fruit is drawn at random what is the probability of drawing

An orange

Not apple

An apple or mango.

A card is drawn at random from a well shuffled desk of playing cards. Find the probability that the card drawn is

A card of spade or an ace

A red king

Neither a king nor a queen

Either a king or a queen
Solutions: to worksheet13 TopicProbability
Objective:

d

a

c

d

a

b

c
Subjective:

1/9

{6,(1,6)(2,6)(3,6)(4,6)(5,6)(1,1,6)(1,2,6)…}

1/2


7/19

9/16

13/18


7/20

13/20


1/2

3/25


2/25


1/4

17/24

3/4


4/13

1/26

11/13

2/13