1. The coordinates of the origin are

2. In which class interval, are the minimum number of students ?

3. Observe the following bar graph and answer the related questions:On which head, is the expenditure maximum ?

4. What is the fall in temperature from 13 hours to 21 hours ?

5. At what time(s) is the temperature minimum ?

6. What is the difference of temperatures at 7 hours and 21 hours ?

7. Observe the following histogram and answer the related questions:

In which class interval, are the maximum number of students ?

8. The difference in the number of students of class intervals 0-5 and 5-10 is

9. A graph that displays data that changes continuously over periods of time is called:

10. In which class intervals, is the number of students 200 ?

11. The sum of the number of students in the class intervals 10-15 and 20-25 is

12. Observe the following temperature time graph and answer the related questions:

At what time is the temperature maximum ?

13. What are the coordinates of a point whose x-coordinate is 3 and y-coordinate is 4?

14. 103°F temperature is at time

15. What is the rise in temperature from 11 hours to 13 hours ?

16. What is the sum of the expenditures (in thousands of rupees) on travelling allowance and rent ?

17. On which two heads, is the expenditure same ?

18. What are the coordinates of a point whose x-coordinate is 1 and y-coordinate isO?

19. On which head/heads, is the expenditure minimum ?

20. What is the difference of expenditures (in thousands of rupees) on salary of employees and rent ?