Answer:
5.25 miles per minute
Step-by-step explanation:
420/80 = 5.25 so it is 5.25 miles per minute as it is 80 minutes
5 because if you subtract 13 from 18 you will get five and might be her avrage
Not 100% sure this is correct but this seems correct.
Answer:
3(8-4x) < 6(x-5)
24-12x < 6x-30
24+30 < 6x+12x
54 < 18x
54\18 < x
3 < x
It means the ans is option no. b