In each series, look for the degree and direction of change between the numbers. In other words, do the numbers increase or decrease, and by how much
Look at this series: 3.5, 6.5, 9.5, 12.5, ... What number should come next? Choose the correct option.
A) 4.7  B) 3.6  C) 4.9  D) 15.5  E) 4.4
15.5   In this simple addition series, each number increases by 3.0   Answer : 15.5
<result>D</result>
In each series, look for the degree and direction of change between the numbers. In other words, do the numbers increase or decrease, and by how much
Look at this series: 3.5, 6.5, 9.5, 12.5, ... What number should come next?