Mental Ability - Number, Ranking & Time Sequence

Mental Ability - Number, Ranking & Time Sequence
11. How many 6's are there in the following number sequence which are immeditely preceded by 9 but not immediately followed by 4 ?
5 6 4 3 2 9 6 3 1 6 4 9 6 4 2 1 5 9 6 7 2 1 4 7 4 9 6 4 2
  • One
  • Two
  • Three
  • Four
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12. In the follwing series of numbers, find out hw many times, 1, 3 and 7 have appeared together, 7 being in the middle and 1 and 3 on either side of 7 ?
2 9 7 3 1 7 3 7 7 1 3 3 1 7 3 8 5 7 1 3 7 7 1 7 3 9 0 6
  • 3
  • 4
  • 5
  • More than 5
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13. In the series,
6 4 1 2 2 8 7 4 2 1 5 3 8 6 2 1 7 1 4 1 3 2 8 6
How many pairs alternate numbers have a difference of 2 ?
  • One
  • Two
  • Three
  • Four
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14. How many even numbers are there in the following sequence of numbers which are immediately followed by an odd number as well as immediately preceded by an even number ?
8 6 7 6 8 9 3 2 7 5 3 4 2 2 3 5 5 2 2 8 1 1 9
  • One
  • Three
  • Five
  • Six
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15. Study the following number sequence and answer the questions given beow it :
5 1 4 7 3 9 8 5 7 2 6 3 1 5 8 6 3 8 5 2 2 4 3 4 9 6

How many odd numbers are there in the sequence which are immediately followed by an odd number ?
  • 1
  • 2
  • 3
  • 4
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16. Study the following number sequence and answer the questions given beow it :
5 1 4 7 3 9 8 5 7 2 6 3 1 5 8 6 3 8 5 2 2 4 3 4 9 6

How many even numbers are there in the sequence which are immediately preceded by an odd number but immediately followed by an even number ?
  • 1
  • 2
  • 3
  • 4
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17. Study the following number sequence and answer the questions given beow it :
5 1 4 7 3 9 8 5 7 2 6 3 1 5 8 6 3 8 5 2 2 4 3 4 9 6

How many odd numbers are there in the sequence which are immediately preceded and also immediately followed by an even number ?
  • 1
  • 2
  • 3
  • 4
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18. In he follwing series, how many such odd numbers are there which are divisible by 3 or 5, then followed by odd numbers and then also followed by even numbers ?
12, 19, 21, 3, 25, 18, 35, 20, 22, 21, 45, 46, 47, 48, 9, 50, 52, 54, 55, 56

  • Nil
  • One
  • Two
  • Three
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19. In following number sequence, how many such even numbers are there which are exactly divisible by its immediate preceding number but not exactly divisible by its immediate following number ?
3 8 4 1 5 7 2 8 3 4 8 9 3 9 4 2 1 5 8 2
  • One
  • Two
  • Three
  • Four
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20. Nitin was codown from 32. Sumit was counting upwards the numbers starting from 1 and he was calling out only the odd numbers. What common number will they call out at the same time if they were calling out at the same speed ?
  • 19
  • 21
  • 22
  • They will not call out the same number
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