Answer:
x greater than or equal to 3
x greater than or equal to -8/3
Step-by-step explanation:
77(7) = 539, the total points of all her tests
539 - 18 + 81 = correct total points = 602
602/7 = 86 which is the new average
3/2 = 6
6/4= 6/40= 6 .999= ~ 7
1mile=5.280
6miles=6*5.280
= 31.680
So option B is the answer...
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