Question : Directions: Which number from among the given options can replace the question mark (?) in the following series? 8, 11, 22, ?, 50, 53
Option 1: 37
Option 2: 42
Option 3: 35
Option 4: 25
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Correct Answer: 25
Solution : Given: 8, 11, 22, ?, 50, 53
Add 3, and multiply 2 alternately to the numbers to obtain the next number of the series. 8 + 3 = 11; 11 × 2 = 22; 22 + 3 = 25; 25 × 2 = 50; 50 + 3 = 53
So, 25 is the missing number in the series. Hence, the fourth option is correct.
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Question : Directions: Which number from among the given options can replace the question mark (?) in the following series? 12, (?), 82, 123, 168, 217
Option 1: 63
Option 2: 45
Option 3: 51
Option 4: 42
Question : Directions: In the following question, select the related number pair from the given alternatives. 53 : 35 :: ?
Option 1: 37 : 73
Option 2: 42 : 22
Option 3: 16 : 62
Option 4: 54 : 43
Question : Directions: Which term from among the given options can replace the question mark (?) in the following series to make it logically complete? AN 37, (?), EH 50, GE 58, IB 67
Option 1: DL 42
Option 2: DI 45
Option 3: CK 43
Option 4: CL 44
Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series. 183, 173, 153, 123, 83, ?
Option 1: 43
Option 2: 33
Option 3: 23
Option 4: 53
Question : Directions: Select the number from among the given options that can replace the question mark (?) in the following series. 3, 6, 15, 42, 123, ?
Option 1: 366
Option 2: 362
Option 3: 368
Option 4: 365
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