What are the GMT Time of these times

i have a multiple times that needed to be converted to GMT timing.please help me...
1-10AM EST – 10:30AM EST
2-10:30AM EST – 11:30AM EST
3-11:30AM EST – 12:45AM EST
4-2:30PM EST – 3:30PM EST
5-4PM EST – 5PM EST
6-5:30PM EST – 6:30PM EST
7-7PM EST – 8PM EST
8-8:30PM EST – 1:30AM EST

9-5PM EST – 6PM EST
and thank you.

10.00 am is 15.00 or 3.00 pm GMT
The link below will show you an easy to read table.

If you go to - http://www.timeanddate.com/worldclock/co… - you can use the converter to work out the answers.

consult here....