VTMO 2026 - Grade 5 - Semifinal - SET 7 - Self-study Question 7

Numbers are entered in a $5\times5$ square grid. The row sums, in order, are 10, 13, 15, 16 and 17. The first four column sums, in order, are 9, 8, 14 and 25. Find the sum of the fifth column.