At the start of the football game there were 640 fans in the stadium. it begun to rain during halftime, so 10% of the fans went home. during the 3rd quarter of the game, the visiting team scored five touchdowns so 25% of the remaining went home

a

step-by-step explanation:

the denominator cannot be the same as one of the factors.

8 denominator times 2 denominator = 16

and 7 numerator time 11 = 77

77/16= 77/16 ( they cannot be further simplified)

7 is the median   7.875 is the mean

step-by-step explanation:

3,4,5,6,8,11,13,13