Help please soon. here is the photo and the answers

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?