IMO Practice Test — Ordinal Numbers
6 Questions • 12 min • Olympiad level
12:00
Question 1 of 6
medium
8 students. Sam is 3rd from front. How many behind Sam?
4
5
6
7
Explanation: 8-3=5 behind Sam
Question 2 of 6
medium
Red book is 4th. Blue book is just after. Blue is?
3rd
4th
5th
6th
Explanation: 4th + 1 = 5th
Question 3 of 6
hard
Ali finished 2nd. Ben finished 3 places after Ali. Ben is?
3rd
4th
5th
6th
Explanation: 2nd + 3 = 5th
Question 4 of 6
medium
December is the ___th month.
10
11
12
13
Explanation: December = 12th month
Question 5 of 6
medium
7th letter of the alphabet?
F
G
H
I
Explanation: G is the 7th letter
Question 6 of 6
hard
10 people. You are 7th from front. You are ___ from back.
2nd
3rd
4th
5th
Explanation: 10-7+1=4th from back