Call warrant tomolo listing

4 new call warrants from CIMB will be listed on 31 Mar 2010:
New Warrants Expiration Type Ex Price Ratio List Price
WASEONG-CA 31/03/2011 Call MYR 2.4000 3 : 1 0.15
MAHSING-CA 31/03/2011 Call MYR 1.8000 2 : 1 0.16
AIRPORT-CA 31/03/2011 Call MYR 4.6500 5 : 1 0.16
RHBCAP-CC 31/03/2011 Call MYR 5.5000 5 : 1 0.15

Let check and see worth to buy or not??
As 2.48 pm
waseong 2.62 (3*0.15+2.40 = 2.85) diff = 0.23 reasonable
mahsing 1.93 (2*0.16+1.80 = 2.12) diff = 0.19 reasonable
airport 4.80 (5*0.16+4.65 = 5.45) diff = 0.65 expensive
rhbcap 5.68 (5*0.15+5.50 = 6.25) diff = 0.57 expensive