Look at this series: 55, 55, 40, 40, 25, 25, ... What number should come next?
Answers:
A) 14
B) 15
C) 17
D) 10
E) 11
In this series, each number is repeated, then 15 is subtracted to arrive at the next number.   The next number should be 10   Answer : 10
<result>D</result>
Look at this series: 55, 55, 40, 40, 25, 25, ... What number should come next?