Problem (4 pts)
You have three dice: one red (R), one green (G), and one blue (B). When all three dice are rolled at the same time, calculate the probability that you'll roll:
a. 6(R) 5(G) 6(B)
b. 2 sixes and 1 five on any dice
c. 6(R) 5(G) 4(B)
d. the same number on all dice