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⁞ Number Series

Reasoning ➤ Number Series ➤ 1

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.

Question 6
Q6.  Look at this series: 53, 53, 40, 40, 27, 27, ... What number should come next?
 

Answer :  14


In this series, each number is repeated, then 13 is subtracted to arrive at the next number.
⚔ DISCUSS

Question 7
Q7.  Look at this series: 3, 4, 7, 8, 11, 12, ... What number should come next?
 

Answer :  15


This alternating addition series begins with 3; then 1 is added to give 4; then 3 is added to give 7; then 1 is added, and so on.
⚔ DISCUSS

Question 8
Q8.  Look at this series: 8, 22, 8, 28, 8, ... What number should come next?
 

Answer :  34


This is a simple addition series with a random number, 8, interpolated as every other number. In the series, 6 is added to each number except 8, to arrive at the next number.
⚔ DISCUSS

Question 9
Q9.  Look at this series: 58, 52, 46, 40, 34, ... What number should come next?
 

Answer :  28


This is a simple subtraction series. Each number is 6 less than the previous number.
⚔ DISCUSS

Question 10
Q10.  Look at this series: 31, 29, 24, 22, 17, ... What number should come next?
 

Answer :  15


This is a simple alternating subtraction series, which subtracts 2, then 5.
⚔ DISCUSS

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