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# UPSC EPFO: General Mental Ability and Quantitative Aptitude 06.02.21

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Question 1

A mixture of 150 litres of wine and water contains 20% water. How much more water should be added so that water becomes 25% of the new mixture?

Question 2

If

*a*^{3}–*b*^{3}= 208 and*a*–*b*= 8, then (*a*+*b*)^{2}*– ab*is equal to:Question 3

**A figure of a transparent sheet with a pattern is given below: Figure out from amongst the four options, as to how the pattern will appear when the transparent sheet is folded at the dotted line.**

Question 4

In the word AKRISHNA, the total number of _____ circular permutation is possible.

Question 5

Two dice are thrown and the sum of the numbers which comes up on the dice is noted. What is the probability that the sum is a multiple of 3?

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