The Super Bowl starts at 6:30 pm EST, what time is half an hour from start EST? How long will last the first half?

It goes for a total of 4 hours. With a half hour half time. First half is An hour and 45 min plus a half hour for half time plus an hour and 45 min second half that makes 3 halves carry the one . divided by 2 and then drop the 9 which means that the commercials are not included so that you get a toal of one thousand and sixty seven, minutes dived again by the hours are 60 X 4 And then an hour of post game!!!. which has the exponent no no wait that was the quadratic angle let me do this this way, I checked the TV Guide Its gonna be CLOSE!@!