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During a cricket match, the scorer recorded the number of runs scored using his computer. After the match had ended, he was asked to submit a report consisting of the runs scored at the end of every \(10\) overs.
 
He submitted the following graph. Look at the graph and answer the questions that follow.
 
Figure 47.svg
 
In the graph, \(x\)-axis denotes the number of overs, and the \(y\)-axis denotes the number of runs scored.
 
1. At the end of which over \(100\) runs were scored?
 
These runs were scored at the end of  overs.
 
2. What is the difference between the number of runs scored at the end of \(10\) overs and \(50\) overs?
 
The difference is  runs.