Solved UPSC CDS/OTA Question
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Q · Time and WorkMedium · 45s
In a garrison, there was food for 1000 soldiers for one month. After 10 days, 1000 more soldiers joined the garrison. How many days would the soldiers be able to carry on with the remaining food?
TopicTime and Work
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.25
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
It is assumed that each soldiers eats a standard amount of foo(d)
After 10 days, food are available for only 20 days
⇒ 1000 × 20
[Let x days = be carry on with the remaining food]
Final Answer: Option D — 12 days