A − 2.01 = 5.5 a = b + 2.01 = 5.5 b = 10c=13.71 c = 100d = 13.71 d=
Help again please!

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?

Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6