VisualAptiAptitude Practice Platform

Example 10: Missing cells using row and column totals

Last Updated On: Fri Aug 28 2026
Quarterly sales by region (thousand units)
RegionQ1Q2Total
North40?100
South?5090
All regions80?190

A "?" marks a missing value.

Question

Find the three missing values.

Solution

  1. North Q2 = 100 - 40 = 60 (row total).
  2. South Q1 = 90 - 50 = 40 (row total).
  3. All-regions Q2 = 60 + 50 = 110 (column sum).
  4. Check: 80 + 110 = 190 and 40 + 40 = 80.
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