What is the range of the relation below

Keisha makes a large sandwich for a family picnic she takes 1/2 of them the sandwich to the picnic her family eats 3/8 of the whole sandwich what fraction of the whole sandwich does keisha bring back from the picnic

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Solve for n? [tex]z = \frac{3}{4} mn[/tex]