Abox is filled with 9 blue cards, 4 green cards, and 3 yellow cards. a card is chosen at random from the box. what is the probability that it is a blue or a yellow card? write answer as a fraction.

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.