Test: Probability- Case Based Type Questions - Class 9 MCQ
10 Questions MCQ Test - Test: Probability- Case Based Type Questions
The number of road accidents in the first six months of the year (January to June) were around 1,60,000, 35% less than the average number of accidents reported in the corresponding period in the previous six years, an obvious result of a nationwide lockdown imposed in March to slow the spread of the Covid-19 infection. The number of people who died also dropped by 30% this year.
A survey was held on 200 drivers in a city with the aim to find the relationship between ages and accidents. Number of accidents in 4 weeks was recorded.
Look at the table and answer the following :
Q. Find the probability of the event for a driver chosen at random from the city being above 50 years and having no accidents.
The number of road accidents in the first six months of the year (January to June) were around 1,60,000, 35% less than the average number of accidents reported in the corresponding period in the previous six years, an obvious result of a nationwide lockdown imposed in March to slow the spread of the Covid-19 infection. The number of people who died also dropped by 30% this year.
A survey was held on 200 drivers in a city with the aim to find the relationship between ages and accidents. Number of accidents in 4 weeks was recorded.
Look at the table and answer the following :
Q. Find the probability of the event for a driver chosen at random from the city being 30 – 50 years of age and having 1 or more accidents.
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The number of road accidents in the first six months of the year (January to June) were around 1,60,000, 35% less than the average number of accidents reported in the corresponding period in the previous six years, an obvious result of a nationwide lockdown imposed in March to slow the spread of the Covid-19 infection. The number of people who died also dropped by 30% this year.
A survey was held on 200 drivers in a city with the aim to find the relationship between ages and accidents. Number of accidents in 4 weeks was recorded.
Look at the table and answer the following :
Q. Find the probability of the event for a driver chosen at random from the city being 18 – 30 years of age and having exactly 2 accidents.
The number of road accidents in the first six months of the year (January to June) were around 1,60,000, 35% less than the average number of accidents reported in the corresponding period in the previous six years, an obvious result of a nationwide lockdown imposed in March to slow the spread of the Covid-19 infection. The number of people who died also dropped by 30% this year.
A survey was held on 200 drivers in a city with the aim to find the relationship between ages and accidents. Number of accidents in 4 weeks was recorded.
Look at the table and answer the following :
Q. Find the probability of the event for a driver chosen at random from the city being above 50 years and having above 2 accidents.
The number of road accidents in the first six months of the year (January to June) were around 1,60,000, 35% less than the average number of accidents reported in the corresponding period in the previous six years, an obvious result of a nationwide lockdown imposed in March to slow the spread of the Covid-19 infection. The number of people who died also dropped by 30% this year.
A survey was held on 200 drivers in a city with the aim to find the relationship between ages and accidents. Number of accidents in 4 weeks was recorded.
Look at the table and answer the following :
Q. If probability of having an event is 2/3 , then what is the probability of not having that event?
Van Mahotsava is a tree planting festival which is celebrated annually in the month of July. During this festival thousands of trees are planted all over India. The name Van Mahotsava means 'the festival of trees'.
In a school, Van Mahotsava was celebrated. 250 students took part in the festival with zeal and helped each other in planting trees. Look at the table given below.
Now, Answer the following :
Q. Find the probability of planting Chameli and Rose.
Van Mahotsava is a tree planting festival which is celebrated annually in the month of July. During this festival thousands of trees are planted all over India. The name Van Mahotsava means 'the festival of trees'.
In a school, Van Mahotsava was celebrated. 250 students took part in the festival with zeal and helped each other in planting trees. Look at the table given below.
Now, Answer the following :
Q. Find the probability of planting Jasmine.
Van Mahotsava is a tree planting festival which is celebrated annually in the month of July. During this festival thousands of trees are planted all over India. The name Van Mahotsava means 'the festival of trees'.
In a school, Van Mahotsava was celebrated. 250 students took part in the festival with zeal and helped each other in planting trees. Look at the table given below.
Now, Answer the following :
Q. Find the probability of planting Marigold.
Van Mahotsava is a tree planting festival which is celebrated annually in the month of July. During this festival thousands of trees are planted all over India. The name Van Mahotsava means 'the festival of trees'.
In a school, Van Mahotsava was celebrated. 250 students took part in the festival with zeal and helped each other in planting trees. Look at the table given below.
Now, Answer the following :
Q. Find the probability of not planting Rose.
Van Mahotsava is a tree planting festival which is celebrated annually in the month of July. During this festival thousands of trees are planted all over India. The name Van Mahotsava means 'the festival of trees'.
In a school, Van Mahotsava was celebrated. 250 students took part in the festival with zeal and helped each other in planting trees. Look at the table given below.
Now, Answer the following :
Q. Find the sum of probability of planting Rose, Marigold, Chameli and Jasmine.
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