Sara used 3/4 pound of blueberries to make 1/2 cup of jam how many pounds of blueberries would she need to. make a cup of jam

she used 3/4 pound for 1/2 cup

 so multiply 3/4 pounds for 1 cup

3/4 x 2 = 1 1/2 pounds

option 1

data plot with   3 dots over 33, 1 dot over 34, 2 dots over 35, no dot over 36, 1 dot over 37, 2 dots over 38, 4 dots over 39, and 2 dot over 40.