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AMO · 2027 · Grades 6-7 · Self-study SET 23 Question 8

AMO

Question 8

A steel cuboid is reshaped into a cube. Initially, its length, breadth, and depth were 270 cm, 100 cm, and 64 cm respectively. Find the sum of digits of the surface area of the cube.

Assume no steel is lost or added and neither shape contains voids. Use the numerical surface area in square centimeters.

**Input:** Enter the integer only, without units.