Answer:
The Mark's average speed was
Step-by-step explanation:
we know that
To find out the average speed, divide the total distance by the total time
Let
s -----> the average speed in miles per hours
x ----> the total distance in miles
y ----> the total time in hours
we have
substitute
c = 32/3
Eliminate the fraction by mult. all terms by 8: 96 + 3c = 64.
Subtract 64 from both sides, obtaining: 3c = 32. Solving for c, c = 32/3.
1000
3 decimals