Test: Probability Class: 8th Mathematics
Category: Math
Description: Probability Class: 8th Mathematics
Keywords: Data Handling Class: 8th Mathematics
What is the probability of getting a red card from a well shuffled pack of cards?
1/4
1/2
3/4
1/5
What is the formula for probablility of an event?
Number of favourable outcomes/ Number of total outcomes
Number of total outcomes/ Number of favourable outcomes
Number of favourable outcomes/ Number of non favourable oyutcomes
None of these
A survey of 1150 families was conducted to know the number of boys in an area. Out of these, one family is chosen at random. Find the probability that the chosen family has 3 boys.
1/23
30/115
4/23
11/23
There is a spinning wheel which is divided into 7 equal sectors, 3 blue, 2 red, 1 green and 1 yellow sector. Find the probability of getting a blue sector.
3/7
2/7
1/7
7/7
What is the probability of getting a red ace from a well shuffled pack of cards?
2/13
1/13
1/26
3/26
The probability of a sure event is 1.
True
False
What is the probability of getting a face card from a well shuffled pack of cards?
3/13
2/13
1/26
1/26
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