Answer:
1)
2)
3)
Step-by-step explanation:
Using negative exponent rule:
1) one -tenth of kilometer =.1 =
Using negative exponent rule:
2)
Using negative exponent rule:
3)
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2 answers:
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Answer:
Donna traveled for 8 hours at 90 mph
Maple traveled for 4 hours at 50 mph
Step-by-step explanation:
The velocity at which each person traveled is given by the distance traveled divided by the time spent (t). From the information given, the following expressions can be written
Therefore, Donna traveled for 8 hours at 90 mph and Maple traveled for 4 hours at 50 mph.