Question

it took Anthony 5 h 45 min to complete a 25-mi walkathon. What was his average speed in miles per hour? Round your answer to the nearest hundredth.

a.about 4.35 mi/h
b.about 2.27 mi/h
c.about 3.34 mi/h
d.about 1.55 mi/h

Answer 1

sumbul comment so i can give you a medal to

Answer 2

ok

Answer 3

i still need the answer

Answer 4

it is a

Answer 5

thanks\

Answer 6

5 hour 45 minutes =5+(45/60) hour=5+.75=5.75 hour
and then divide 25 by 5.75

Answer 7

a. 4.347 mi/h

5 hours 45 = 345 minutes

345 / 25 = 13.8 minutes per mile

60 / 13.8 = 4.347 mi/h

Answer 8

both methods are equivalent

Answer 9

either convert from hour to min or min to hour

Answer 10

ok thanks

Answer 11

From Mathematica:\[\text{Round}\left[\frac{25}{\left(5+\frac{45}{60}\right)},0.01\right]=4.35\text{mph} \]