273,568 views
13 votes
13 votes
Dan rolls 2 fair dice and adds the results from each.

Work out the probability of getting a total that is a factor of 15.

User Benji
by
3.0k points

2 Answers

15 votes
15 votes

Explanation:

  1. there are six squares in each dice so 3×5=15 and 5×3=15
  2. answer is 1/8
User Tezirg
by
2.9k points
19 votes
19 votes

Answer:


(1)/(18)

Explanation:

If there are six sides on a die then there are 36 different rolls

The factors of 15 are (3×5) and (5×3) so you would get 2/36

When you simplify that you get 1/18

I hope this helps!!

User Alex Semeniuk
by
2.9k points