Which function has the steepest slope?
a. y= 4x + 5
b. y=20 + 8
c. y=3x + 12
d. y= 5x + 3

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

Math it's appreciated. (picture provided)