Starting with 13, and counting by fives, you count 13, , 23, and so on. Which one of the following numbers will be one of the numbers you count?
Select one option, then click Submit.
47
48
49
50
51
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.
Australian Mathematics Competition 2017 - Junior (2017)
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 →Australian Mathematics Competition 2017 - Junior (2017)