Select the option that is related to the third number in the same way as the second number is related to the first number.
18 : 323 :: 24 : ?
Answer & explanation
Correct answer: option 2
Pattern followed is :
(1st term)2 - 1 = 2nd term
18 : 323
(18)2 - 1 = 324 - 1 = 323
Similarly ,
24 : ?
(24)2 - 1 = 576 - 1 = 575
575 , is correct answer .