Quantitative Aptitude

 Number series 


Q) 396, 462, 572, 427, 671, 264

A.396
B.427
C.671
D.264

Answer: Option B

Explanation:

In each number except 427, the middle digit is the sum of other two.


Time , Speed & Distance  




Permutation &Combination


The number of ways in which  candidates  can be ranked if  is always above  is ?


Solution: 10C2 * 8!

                = (10!/ 2! * 8! ) 8!
                = 10!/ 2!


                                           CAT 2019 QUANTS QUESTION


 






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