Abox has 5 beads of the same size, but all are different colors. tina draws a bead randomly from the box, notes its color, and then puts the bead back in the box. she repeats this 3 times. what is the probability that tina would pick a red bead on the first draw, then a green bead, and finally a red bead again?
1 over 625
1 over 180
1 over 150
1 over 125