Question : Find out the wrong number in the sequence 169, 144, 121, 100, 82, 64, 49.

Option 1: 144

Option 2: 49

Option 3: 64

Option 4: 82

Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series.
144, 171, 200, ?, 264

Option 1: 240

Option 2: 256

Option 3: 225

Option 4: 231

Question : Directions: In the following question, select the related number from the given alternatives.
5 : 36 :: 7 : ?

Option 1: 36

Option 2: 49

Option 3: 64

Option 4: 81

Question : The LCM of $\frac{1}{3}, \frac{3}{5}, \frac{4}{7}$ and $\frac{9}{16}$ is:

Option 1: 36

Option 2: 49

Option 3: 38

Option 4: 81

Question : Directions: In the following question a series is given, with one number missing. select the missing number from the given alternatives.
4, 16, 36, 64, ?

Option 1: 81

Option 2: 121

Option 3: 100

Option 4: 729