Practicing Success
Select the option that is related to the third term in the same way as the second term is related to the first term and the sixth term is related to the fifth term. 4 : 84 :: 11 : ? :: 13 : 2379 |
1221 1463 1440 819 |
1463 |
Pattern followed is : 2nd number = (1st number)3 + [ 1st number × (1st number + 1 ) ] We have , 4 : 84 2nd number = (4)3 + [ 4 × (4 + 1 ) ] = 64 + 20 = 84 & 13 : 2379 2nd number = (13)3 + [ 13 × (13 + 1 ) ] = 2197 + 182 = 2379 Similarly , 11 : ? 2nd number = (11)3 + [ 11 × (11 + 1 ) ] = 1331+ 132 = 1463 1463 is correct answer.
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