Look at this series: 7.2, 7, 6.8, 6.6, ... What number should come next? Pick:
A) 6.4  B) 6  C) 5.8  D) 6.3  E) 5.6
6.4   6.4   In this simple subtraction series, each number decreases by 0.2.
<result>A</result>
Look at this series: 7.2, 7, 6.8, 6.6, ... What number should come next?