we know that
To find the weight of the cheesy popcorn Multiply the total weight by the proportion of the cheesy popcorn
so
[tex] \frac{15}{16} *\frac{2}{3}=\frac{30}{48}=\frac{5}{8}\ pounds[/tex]
therefore
the answer is
the weight of the cheesy popcorn is [tex] \frac{5}{8}\ pounds [/tex]