Advertisements
Advertisements
Question
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?
Advertisements
Solution
- This is a line graph.
- It represents the number of people, who visited the store at a particular time.
- The busiest time of day is 1 pm at a shop, as at this time maximum number of people i.e. 25 visited the shop.
- When it opens less than 5 people enter the shop.
- There are 20 people in the shop at 1:30 pm.
APPEARS IN
RELATED QUESTIONS
The following graph shows the temperature forecast and the actual temperature for each day of a week.

- On which days was the forecast temperature the same as the actual temperature?
- What was the maximum forecast temperature during the week?
- What was the minimum actual temperature during the week?
- On which day did the actual temperature differ the most from the forecast temperature?
Can there be a time-temperature graph as follows? Justify your answer.

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 |
Find out from the growth chart

- Between which days did the length of the plant change the most?
Find out from the growth chart

- What could be the length of this plant on the 14th day? Guess.
A graph that displays data that changes continuously over periods of time is ______.
A line graph can also be a whole unbroken line.
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.

