What is the perimeter of an equilateral triangle pose area is 4 square root 3

I’m still confused on how to work the percentages

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is

Jack is considering a list of features and fees for current bank: jack plans on using network atms about 4 times per month. what would be jack’s total estimated annual fees for a checking account with direct paycheck deposit, one overdraft per year, and no 2nd copies of statements? a. $44 b. $104 c. $144 d. $176