Solved UPSC CDS/OTA Question
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Q · Money and Types of Moneymoderate · 45s
Barter system failed mainly due to:
TopicMoney and Types of Money
Question Typemultiple choice
Difficultymoderate
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained - no skipped algebra.
Barter required mutual wants, which was impractical in complex economies.
Final Answer: Option A - Lack of double coincidence of wants