Question 11 Mark
Can there be a time-temperature graph as follow? Justify your answer.
Answer
View full question & answer→From the graph, it is clear that this can be a time-temperature graph, as same temperature at different times is possible.
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Question 21 Mark
Can there be a time-temperature graph as follow? Justify your answer.
Answer
View full question & answer→From the graph, it is clear that it can’t be a time-temperature graph because the graph shows a different temperature at the same time which is not possible.
Question 31 Mark
Can there be a time-temperature graph as follow? Justify your answer.
Answer
View full question & answer→From the graph, it is clear that it can be a time-temperature graph, since the temperature can decrease with the decrease in time.
Question 41 Mark
Can there be a time-temperature graph as follow? Justify your answer.
Answer
View full question & answer→From the graph, it is clear that this can be a time-temperature graph because the temperature can increase with increase in time.
Question 51 Mark
A courier-person cycle from a town to a neighbouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph. During which period did he ride fastest$?$
Answer
View full question & answer→From the graph, it is clear that between $8:00\ AM$ and $9:00\ AM$ he travelled $10\ km,$ (look for the steepest angle made by the line).
Question 61 Mark
A courier-person cycle from a town to a neighbouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown in the graph. Did the person stop on his way? Explain.
Answer
View full question & answer→From the graph, it is clear that between $10:00\ AM$ to $11:00\ AM$ the line is horizontal, which explains that the person took rest between these timings.
Question 71 Mark
A courier-person cycle from a town to a neighbouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph. How far is the place of the merchant from the town?
Answer
View full question & answer→From the graph, it is clear that the merchant’s place is $22\ km$ far from the town.
Question 81 Mark
A courier-person cycle from a town to a neigh bouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph. How much time did the person take for the travel?
Answer
View full question & answer→From the graph, it is clear that $3.5$ hours were taken for travel.
Question 91 Mark
A courier-person cycle from a town to a neighbouring suburban area to deliver a parcel to a merchant. His distance from the town at different times is shown by the following graph. What is the scale taken for the time axis?
Answer
View full question & answer→From the graph, it is clear that the length of $1$ box $= 2\ km$ is taken for the time axis.
Question 101 Mark
The given graph shows the temperature forecast and the actual temperature for each day of a week. On which day did the actual temperature differ the most from the forecast temperature?
Answer
View full question & answer→From the graph, it is clear that the actual temperature differs the most from the forecast temperature on Thursday.
Question 111 Mark
The given graph shows the temperature forecast and the actual temperature for each day of a week. What was the minimum actual temperature during the week?
Answer
View full question & answer→From the graph, it is clear that $15^\circ C$ was the minimum actual temperature during the week.
Question 121 Mark
The given graph shows the temperature forecast and the actual temperature for each day of a week. What was the maximum forecast temperature during the week?
Answer
View full question & answer→From the graph, it is clear that $35^\circ C$ was the maximum forecast temperature during the week.
Question 131 Mark
The given 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?
Answer
View full question & answer→From the graph, it is clear that the forecast temperature was the same as the actual temperature on Tuesday, Friday and Sunday.
Question 141 Mark
For an experiment in Botany, two different plants, plant $A$ and plant $B$ were grown under similar laboratory condition. Their heights were measured at the end of each week for $3$ weeks. The results are shown in the graph. Were the two plants of the same height during any week shown here? Specify.
Answer
View full question & answer→From the graph, it is clear that the heights of both the plants were the same at the end of $2^{nd}$ week.
Question 151 Mark
The given line graph shows the yearly sales figures for a manufacturing company. In which year was there the greatest difference between the sales as compared to its previous year?
Answer
View full question & answer→From the graph, it is clear that $2005$ shows the greatest jump in sales which is clear from the steepest angle between these years.
Question 161 Mark
The given line graph shows the yearly sales figures for a manufacturing company. Compute the difference between sales in $2002$ and $2006.$
Answer
View full question & answer→From the graph, it is clear that the Sales of $2002$ is $₹4$ crores and Sales of $2006$ is $₹8$
so difference, $(8 - 4)$ Crores $= 4$ crores
Hence sales of $2006$ is $₹4$ crores more than that of $2002$
so difference, $(8 - 4)$ Crores $= 4$ crores
Hence sales of $2006$ is $₹4$ crores more than that of $2002$
Question 171 Mark
The given line graph shows the yearly sales figures for a manufacturing company. What were the sales in $(i)\ 2003\ (ii)\ 2005?$
Answer
View full question & answer→From the graph, it is clear that-
$i.$ In $2003,$ the sales were $₹7$ Crores.
$ii.$ In $2005,$ the sales were $₹10$ crores.
$i.$ In $2003,$ the sales were $₹7$ Crores.
$ii.$ In $2005,$ the sales were $₹10$ crores.
Question 181 Mark
The given line graph shows the yearly sales figures for a manufacturing company. What were the sales in $(i)\ 2002\ (ii)\ 2006?$
Answer
View full question & answer→From the graph, it is clear that:
$i.$ In $2002,$ the sales were $₹4$ crores
$ii.$ In $2006$, the sales were $₹8$ crores
$i.$ In $2002,$ the sales were $₹4$ crores
$ii.$ In $2006$, the sales were $₹8$ crores
Question 191 Mark
The given graph shows the temperature of a patient in a hospital, recorded every hour. During which periods did the patient's temperature showed an upward trend?
Answer
View full question & answer→From the graph, it is clear that from $9:00\ am$ to $10:00\ am, 10:00\ am$ to $11:00\ am$ and from $2:00\ pm$ to $3:00\ pm,$ the patients’ temperature showed an upward trend.
Question 201 Mark
The given graph shows the temperature of a patient in a hospital, recorded every hour. What was the temperature at $1:30\ p.m.?$ How did you arrive at your answer$?$
Answer
View full question & answer→From the graph, it is clear that the graph between the times $1\ p.m.$ and $2\ p.m.$ is parallel to the $x-$axis. The temperature at $1\ p.m.$ and $2\ p.m.$ is $36.5^\circ C$. Hence, the temperature at $1:30\ p.m.$ is $36.5^\circ C$
Question 211 Mark
The given graph shows the temperature of a patient in a hospital, recorded every hour. The patient's temperature was the same two times during the period given. What were these two times$?$
Answer
View full question & answer→From the graph, it is clear that the two times when the patient's temperature was the same were $1\ p.m.$ and $2\ p.m. (36.5^\circ C)$
Question 221 Mark
The given graph shows the temperature of a patient in a hospital, recorded every hour. When was the patient's temperature $38.5^\circ C?$
Answer
View full question & answer→From the graph, it is clear that the patient's temperature was $38.5^\circ C$ at $12$ noon.
Question 231 Mark
The given graph shows the temperature of a patient in a hospital, recorded every hour. What was the patient's temperature at $1\ p.m.?$
Answer
View full question & answer→From the graph, it is clear that the patient's temperature at $1\ p.m.$ was $36.5^\circ C.$
Question 241 Mark
The given graph represents the total runs scored by two batsmen $A$ and $B,$ during each of the ten different matches in the year $2007.$ Study the graph and answer the following question:
Were the run scored by them same in any match in $2007?$ If so, in which match$?$
Were the run scored by them same in any match in $2007?$ If so, in which match$?$
Answer
View full question & answer→From the graph, it is clear that during the $4^{th}$ match, both have scored the same number of $60$ runs. $($This is indicated by the point at which both graphs meet$).$
Question 251 Mark
The given graph represents the total runs scored by two batsmen $A$ and $B,$ during each of the ten different matches in the year $2007$. Study the graph and answer the following question:
Which line shows the runs scored by batsman A?
Which line shows the runs scored by batsman A?
Answer
View full question & answer→From the graph, it is clear that the dotted line shows the runs scored by batsman $A.$
Question 261 Mark
The given graph represents the total runs scored by two batsmen $A$ and $B,$ during each of the ten different matches in the year $2007.$ Study the graph and answer the following question:
What information is given on the two axes?
What information is given on the two axes?
Answer
View full question & answer→From the given graph it is clear that the horizontal axis $($or the $x-$axis$)$ indicates the matches played during the year $2007$ and the vertical axis $($or the $y-$axis$)$ shows the total runs scored in each match.