A 50 g sample a vinegar contain 6% by mass acetic acid mixed with water. What is the mass of acetic acid in the sample?

Anthony is making a collage for his art class my picking shapes randomly. he has five squares, two triangles, two ovals, and four circles. find p( circle is chosen first)

I’m stuck on this equation, anyone got the answer?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table