Question

What is the probability of rolling a sum of 5 on at least one of two rolls of a pair of number cubes?

Answer 1

a. 1/81 c. 2/9
b. 25/1296 d. 17/81

Answer 2

@563blackghost

Answer 3

@luckycoins888

Answer 4

Wait up omg just wait xD

Answer 5

my brain is still sleeping apparently i cant think for anything xD

Answer 6

Thank you so much!

Answer 7

Made a mistake in the original posting.
The odds of not rolling at least one 5, "no fives", in two rolls is:
\[\left(\frac{32}{36}\right)^2 \]The odds of rolling at least one five is
\[1-\left(\frac{32}{36}\right)^2=\frac{17}{81} \]