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 · SimplificationHard · 45s
Simplify: 1000 ÷ [5 × (3² + 7)]
TopicSimplification
Question Typemultiple choice
DifficultyHard
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
Compute using BODMAS. 1000 ÷ [5 × (3² + 7)] = 12.5
Final Answer: Option C - 12.5