Maria is doing a probability experiment. She has a bag containing marbles of different colors. The probability of selecting each color of marble is given below. Blue - 1/2
Green - 1/8
Red - 5/16
Yellow - 1/16

What is the probability that Maria randomly selects a green marble, replaces the marble, and then randomly selects a red marble?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.

Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the ornaments (white, silver, gold, and purple). they each created a display to represent the sample space of randomly picking a type of tree and a color for the ornaments. whose display correctly represents the sample space?