The volume (v) of water stored in an open tank varies due to evaporation as
v = x4 − 50x2 + 700, where v is expressed in gallons and x is the number of months elapsed. if january corresponds to x = 0, what will the volume of water (in gallons) in the tank be in june?

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

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

For the following equations, find the ratio of a to b. be sure to show all of your work. a. 3a = 6b b. 15a = 5b