Solved UPSC CDS/OTA Question
A solved UPSC CDS/OTA PYQ — decoded step-by-step.
Solve it the standard way once — then learn the shortcut.
Q · SimplificationMedium · 45s
Simplify: (3.5 × 4)² ÷ 7
TopicSimplification
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Compute using BODMAS. (3.5 × 4)² ÷ 7 = 28
Final Answer: Option D — 28