Number Series Look at this series: 15, __, 27, 27, 39, 39, ... What number should fill the blank? 39 51 15 23 39 51 15 23 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: 3, 4, 7, 8, 11, 12, ... What number should come next? 7 10 15 14 7 10 15 14 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 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.
Number Series Look at this series: F2, __, D8, C16, B32, ... What number should fill the blank? G4 E3 E4 A16 G4 E3 E4 A16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The letters decrease by 1; the numbers are multiplied by 2.
Number Series 42 40 38 35 33 31 28 26 24 26 22 25 23 26 23 25 22 26 24 26 22 25 23 26 23 25 22 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This is an alternating subtraction series in which 2 is subtracted twice, then 3 is subtracted once, then 2 is subtracted twice, and so on.
Number Series 6 10 14 18 22 26 30 33 37 34 38 34 36 36 40 38 42 33 37 34 38 34 36 36 40 38 42 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This simple addition series adds 4 to each number to arrive at the next.
Number Series 32 31 32 29 32 27 32 29 32 25 32 29 30 31 32 25 30 29 32 25 32 29 30 31 32 25 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP This is an alternating repetition series. The number 32 alternates with a series in which each number decreases by 2.
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