Maths Olympiad Prep

Library / /73 of 176

, 2004

Algebra Difficulty 2.0 Junior Prove it Canada

Two fair dice, each having six faces numbered 11 to 66, are thrown. What is the probability that the product of the two numbers on the top faces is divisible by 55?

Want a route through all this instead of an archive? The track puts 2,604 problems in a working order, from Junior Challenge level to the IMO shortlist.

Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.