Subject: Maths, asked on 9/7/17

1. If a die is thrown once. what is the probability of getting a prime number?

2. A coin is tossed 200 times and tail obtained 128 times. Now if a coin is tossed at random. What is the probability of getting a tail?

3. In 100 throws of a dice, 5 is obtained 42 times. In a random throw. What is the probability of getting a 5?

4. A bag has 8 red balls and 8 green balls. A ball is drawn from a bag without looking in to the bag. What is the probability of getting a green ball?

5. What is the probability  of occurrence of an event?

6. There are 216 workers in a factory and in which 75 are laborers. What would be the central angle of the sector representing laborers in the pie chart?

7. If 45% of the people residing in a locality are Hindus, them what is the central angle of the sector representing the Hindus in the pie chart?

8. The weekly pocket expenses (in rupees) of 30 students of a class are given below:
     62, 80, 110; 75; ​84, 73, 60, 62, 100, 87, 78, 94, 117, 86, 65, 68,; 90,; 80, 118, 72; 95; 72; 103; 95: 64: 94: 87: 85: 105: 115 constrict a frequemcy table with class intervals 60–70 and so on.

9. The marks of student in different subject are given below. Represent the below data by a bar graph.
 
Subject Math  Science Hindi English Social science
Marks 75 70 50 55 65

10. The monthly income of family is Rs. 14400. The monthly expenditure of the family on various items is given below. Represent the given data by a pie chart
 
Item Rent Food Clothing Education Saving
Expenditure 4000 5400 2800 1800 400

11. The data on religion wise division of 1080 workers of a factory are given below. Represent the given data by a pie chart.
 
Religion Hindu Muslim Sikh Christian
Number of workers 450 270 255 105

12. If a dice is thrown. What is the probability of getting: (i) an odd number (ii) a multiple of 3 (iii) a prefect square numbers (iv) a number less than 4?

Subject: Maths, asked on 19/5/17

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