First off, nicely done on the exponents. You'd be surprised on how bad some look ,:D
a)

b)
Answer: 56 mph
Step-by-step explanation:
48 miles x 2 hours = 96 miles
60 miles x 4 hours = 240 miles
240 + 96 = 360 total miles
360 / 6 (hours) = 56 mph
Hey!
Your answer is solved below/above idk wherever just see in the picture.
Answer:
116
Step-by-step explanation:
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