In each of the following series determine the order of the letters/numbers. Then from the given options select the one which will complete the given series. 0.5, 1.5, 4.5, 13.5, ?

In each of the following series determine the order of the letters/num

1.	In each of the following series determine the order of the letters/numbers. Then from the given options select the one which will complete the given series. 0.5, 1.5, 4.5, 13.5, ?
A.	39.5
B.	41.5
C.	40.5
D.	67.5
Answer» D. 67.5