Number Series Look at this series: 15, __, 27, 27, 39, 39, ... What number should fill the blank? 39 15 23 51 39 15 23 51 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In this simple addition with repetition series, each number in the series repeats itself, and then increases by 12 to arrive at the next number.
Number Series Look at this series: (1/9), (1/3), 1, ____ , 9, ... What number should fill the blank? 27 3 6 (2/3) 27 3 6 (2/3) ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This is a multiplication series; each number is 3 times the previous number.
Number Series Look at this series: 544, 509, 474, 439, ... What number should come next? 414 404 420 445 414 404 420 445 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This is a simple subtraction series. Each number is 35 less than the previous number.
Number Series Look at this series: 14, 28, 20, 40, 32, 64, ... What number should come next? 96 52 56 128 96 52 56 128 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This is an alternating multiplication and subtracting series: First, multiply by 2 and then subtract 8.
Number Series Look at this series: 4, 7, 25, 10, __, 20, 16, 19, ... What number should fill the blank? 13 20 28 15 13 20 28 15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Two series alternate here, with every third number following a different pattern. In the main series, 3 is added to each number to arrive at the next. In the alternating series, 5 is subtracted from each number to arrive at the next.
Number Series Look at this series: 0.15, 0.3, ____, 1.2, 2.4, ... What number should fill the blank? 4.8 0.9 0.6 0.006 4.8 0.9 0.6 0.006 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This is a simple multiplication series. Each number is 2 times greater than the previous number.
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