caseylynnhagewood caseylynnhagewood

23-01-2019
Mathematics

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21) On the first day of his cross-country trip, Mike drove 100 miles in 2 hours before stopping for lunch. After lunch, he drove 420 miles in 6 hours. What was average speed in miles per hour for his 8 hours of driving

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Аноним Аноним

28-01-2019

Answer:

65 mph.

Step-by-step explanation:

Average speed = total distance travelled / total time taken

= (100 + 420) / 8

= 520 / 8

= 65 mph (answer).

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