dsssb-reasoning-number-series-quiz2

Number Series Quiz-2

Dear Readers,

Reasoning is an important subject in CTET,CLAT & Other UG Entrance Exams. In any of entrance exam, Number Series carries a good weightage of questions. With focused practice good marks can be fetched from this section. These questions are very important in achieving your success in all entrance exams.

Directions—In each of the following questions a number-sereis is given. Which one of the alternatives will replace the question mark (?) ?

Q1. 4, 9, 19, 39, 79, ?

•  169
•  159
•  119
•  139
•  None of these

Solution
159

Q2. 0, 7, 26, 65, 124, 215, ?

•  305
•  295
•  342
•  323
•  None of these

Solution
342

Q3. 4, 7, 10, 10, 16, 13, ?

•  19
•  23
•  21
•  22
•  None of these

Solution
22

Q4. 7, 12, 19, 28, 39, ?

•  52
•  50
•  51
•  48
•  None of these

Solution
52

Q5. 2, 11, 47, 191, 767, ?

•  2981
•  3068
•  3081
•  3058
•  None of these

Solution
 None of these

Directions—In each of the following questions one number-series is given in which one term is wrong. Find out the wrong term.

Q6.  5, 7, 11, 20, 35, 67.

•  11
•  20
•  35
•  67
•  None of these

Solution
20

Q7.  4, 11, 21, 34, 49, 69,91

•  34
•  69
•  49
•  21
•  None of these

Solution
49

Q8. 5, 12, 19, 33, 47, 75, 104.

•   33
•   47
•   75
•   104
•   None of these

Solution
104

Directions - In each series, look for the degree and direction of change between the numbers. In other words, do the numbers increase or decrease, and by how much

Q9.Look at this series: 2, 1, (1/2), (1/4), ... What number should come next?

•  (1/3)
•  (1/8)
•  (2/8)
•  (1/16)

Solution
(1/8)

Q10. Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?

•  7 
• 10
• 12
• 13

Solution
10