WBCS Mains 2020 Official Paper-VI

Topics Covered

Sample Questions from this Test

1. $8$ men or $12$ women can do a piece of work in $20$ days. The number of days needed to complete the job, if $10$ men and $15$ women are employed to do the same piece of work is:
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2. Raju invested $\text{Rs. }15,000$ in two parts. One part at $8\%$ and the other at $12\%$ per annum. His total annual income from interest is $\text{Rs. }1640$. The ratio of the two parts respectively is:
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3. If a sum of money doubles itself at compound interest in $12$ years, in how many years will it become four times?
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