Your ratio is 4:1 because it takes 4 cups of water for every cup of sugar.
Acute angles because they are less then 90 degrees which is a right angle.
Answer:
She could make 5 of each type.
Step-by-step explanation:
If x is the number of 0.5 pound hamburgers and y is the number of 0.25 pound hamburgers:
0.5x + 0.25y = 3.75
Divide through by 0.25:
2x + y = 15
Some whole numbers which fit this relation are x = 5 and y = 5.