Number Series Look at this series: 15, __, 27, 27, 39, 39, ... What number should fill the blank? 23 15 51 39 23 15 51 39 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: 544, 509, 474, 439, ... What number should come next? 445 420 414 404 445 420 414 404 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: 72, 76, 73, 77, 74, __, 75, ... What number should fill the blank? 78 75 70 71 78 75 70 71 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This series alternates the addition of 4 with the subtraction of 3.
Number Series Look at this series: (1/9), (1/3), 1, ____ , 9, ... What number should fill the blank? 27 (2/3) 3 6 27 (2/3) 3 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This is a multiplication series; each number is 3 times the previous number.
Number Series 8 11 21 15 18 21 22 24 21 25 29 22 26 25 18 25 21 24 21 25 29 22 26 25 18 25 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This is an alternating addition series, with a random number, 21, interpolated as every third number. The addition series alternates between adding 3 and adding 4. The number 21 appears after each number arrived at by adding 3.
Number Series Look at this series: 53, 53, 40, 40, 27, 27, ... What number should come next? 27 12 14 53 27 12 14 53 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In this series, each number is repeated, then 13 is subtracted to arrive at the next number.
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