Rounding up GPA for high school?

hi,I got into National Honors Society at my high school, and they said we have to have a 3.5 GPA. Ian afriad am going to be cut off because of my GPA. they average my final and midterm grad together and I got a 3.28 and a 3.67 for all four marking periods.Would they Round up the numbers which would a 3.45 and that rounds up to a 3.5?