In five minute he, chop 3 pepppers
so in 10 minutes he will chop
[tex]\begin{gathered} In\text{ 10 minutes he will chop 2}\times3\text{ = 6 peppers} \\ In\text{ 15 minutes he will chop 3}\times3=9peppers \\ In\text{ 20 minutes he will chop 4}\times3=12peppers \end{gathered}[/tex]So, the graph will be y=3x, where y is the number of peppers and x is the time in minutes
So, graph will be :