Based on data what is the probability that the next cereal box will contain a blue or a yellow ring

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?

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?