Question

Darcy bought 1\2 pound of cheese and 3/4 pound of hamburger for barbecue use the number to compare the amounts of cheese and hamburger darcy bought

Answer 1

The statement presented above includes:
Darcy bought 1\2 pound of cheese and 3/4 pound of hamburger for barbecue

This means that there are more hamburger than cheese. 
1/2 < 3/4

1/2 of a pound is smaller compared to 3/4 of a pound. As a comparison, there are more hamburger. It make sense to have lesser cheese than hamburger.

Answer 2

1/2< 3/4 so that is the answer