A network consists of 16 vertices and 24 edges that connect them, as shown.
An ant begins at the vertex labelled Start. Every minute, it walks from one vertex to a neighbouring vertex, crawling along a connecting edge.
At which of the vertices labelled , , , , can the ant be after 2019 minutes?
Select one option, then click Submit.
P
Q
R
S
T
Select an option, then submit.
Sign in or create an account to reveal answers, view the solution, and save your progress. Create a free account to unlock practice and keep track of your work.
Pink Kangaroo 2019 (2019)
One puzzle per day. Cryptarithm, Magic Square, Summit. No sign-up required to play.
Play daily puzzle →Interactive problems and curated lessons—water pouring, magic squares, knight's tour, and more.
Browse library →See how you rank. Top solvers by problems solved correctly. Sign in to climb the ranks.
View leaderboard →Pink Kangaroo 2019 (2019)