Solved UPSC CDS/OTA Question
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Q · Ratio and ProportionMedium · 45s
In the Ruchika’s wallet there is only Rs. 16, consisting of 10 paise, 20 paise and Rs. 1 coins. The ratio of no. of coins of 10 paise and 20 paise is 6 : 1. The minimum no. of Rs. 1 coin is:
TopicRatio and Proportion
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Final Answer: Option C — 4