Answer: 15 [tex]\frac{1}{6}[/tex]
Step-by-step explanation:
Set up a proportional relationship equation and solve how much 7 staplers weighs.
[tex]\frac{6}{13} = \frac{7}{x}[/tex] solve by cross product
6x = 91
x = 91/6
Now convert 91/6 to a mixed number.
6 will go into 91 , 15 times remainder 1 so as a mixed fraction will be 15 [tex]\frac{1}{6}[/tex]