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प्रश्न
Can there be a time-temperature graph as follows? Justify your answer.

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उत्तर
This can be a time-temperature graph, as the same temperature at different times is possible.
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संबंधित प्रश्न
Can there be a time-temperature graph as follows? Justify your answer.

The following table shows the number of patients discharged from a hospital with HIV diagnosis in different years:
| Years: | 2002 | 2003 | 2004 | 2005 | 2006 |
| Number of patients: | 150 | 170 | 195 | 225 | 230 |
Represent this information by a graph.
Draw the temperature-time graph in each of the following cases:
| Time (in hours): | 8:00 | 10:00 | 12:00 | 14:00 | 16:00 | 18:00 | 20:00 |
| Temperature (°F) in: | 100 | 101 | 104 | 103 | 99 | 98 | 100 |
Draw the velocity-time graph from the following data:
| Time (in hours): | 7:00 | 8:00 | 9:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 |
| Speed (in km/hr): | 30 | 45 | 60 | 50 | 70 | 50 | 40 | 45 |
Find out from the growth chart

- Between which days did the length of the plant change the most?
Which graphs of the following represent the table below?
| Length of Side of a Square | 1 | 2 | 3 | 4 | 5 |
| Perimeter | 4 | 8 | 12 | 16 | 20 |
Plot a line graph for the variables p and q where p is two times q i.e, the equation is p = 2q. Then find.
- the value of p when q = 3
- the value of q when p = 8
Study the graph and answer the questions that follow.
- What information does the graph give?
- On which day was the temperature the least?
- On which day was the temperature 31°C?
- Which was the hottest day?

The following graph shows the change in temperature of a block of ice when heated. Use the graph to answer the following questions:
- For how many seconds did the ice block have no change in temperature?
- For how long was there a change in temperature?
- After how many seconds of heating did the temperature become constant at 0°C?
- What was the temperature after 25 seconds?
- What will be the temperature after 1.5 minutes? Justify your answer.

The following graph shows the number of people present at a certain shop at different times. Observe the graph and answer the following questions.

- What type of a graph is this?
- What information does the graph give?
- What is the busiest time of day at the shop?
- How many people enter the shop when it opens?
- About how many people are there in the shop at 1:30 pm?
