Answer: There is 3.75 lbs of sugar and 1.25 lbs of water.
Explanation:
Let the pounds of sugar to make 75% syrup be x
Since we have given that
Amount of sugar syrup = 5 lb
According to question,

Hence, there is 3.75 lbs of sugar and amount of water is given by

Hence, there is 3.75 lbs of sugar and 1.25 lbs of water.