Number Series Questions and Answers
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Home > Numerical Tests > Number Series > Number Series Questions
Look carefully for the pattern, and then choose which pair of numbers comes next.
9 12 11 14 13 16 15
Answer & Explanation:
Answer: Option E
Explanation: This is a simple alternating addition and subtraction series. First, 3 is added, then 1 is subtracted, then 3 is added, 1 subtracted, and so on.
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4 8 22 12 16 22 20 24
Answer & Explanation:
Answer: Option C
Explanation: This is an alternating repetition series, with a random number, 22, interpolated as every third number into an otherwise simple addition series. In the addition series, 4 is added to each number to arrive at the next number.
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40 40 31 31 22 22 13
Answer & Explanation:
Answer: Option A
Explanation: This is a subtraction series with repetition. Each number repeats itself and then decreases by 9.
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1 10 7 20 13 30 19
Answer & Explanation:
Answer: Option C
Explanation: Here, every other number follows a different pattern. In the first series, 6 is added to each number to arrive at the next. In the second series, 10 is added to each number to arrive at the next.
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10 20 25 35 40 50 55
Answer & Explanation:
Answer: Option E
Explanation: This is an alternating addition series, in which 10 is added, then 5, then 10, and so on.
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