IKMC 2027 - Grades 11-12 - Self-study SET 9 - Thematic Batch 3 Question 18

Mr Brown is 44 years old. His four children are 4, 6, 10 and 17 years old. After at least how many whole years will their combined age exceed his age?

Editorial convention: Compare ages after a whole number of years, as in the printed choices.