Acooler contains 12 bottles of water: 4 sparkling and 8 regular. if two are drawn out at random what is the probability exactly one was sparkling given at least one was sparkling?

Carmen ayer en el mercado compro 3/4 kg de guayabas, 6/8 kg de peras, 1/2 kg de naranjas ¿cuantos kilogramos de fruta compro?

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?

Marking brainliest for original answer.. are these two triangles similar? how can you tell?