№ 1 · Logic · Grade 1
Logic math problems
5 problems with worked solutions.
№ 2 · Logic · Grade 2
Ira, Oleg, and Maxim are standing in a line. Ira is ahead of Oleg, and Oleg is ahead of Maxim. What is Oleg’s position?
№ 3 · Logic · Grade 2
A two-digit number is intended. In the tens place there is a digit 3, and the sum of its digits is 7. What number is intended?
№ 4 · Logic · Grade 3
In a two-digit number, the tens digit is 3 more than the units digit, and the sum of the digits is 11. What number is this?
№ 5 · Logic · Grade 4