If a man travels p hours at an average rate of q miles per hour, and then r hours at an average rate of s miles per hour, what i

Question

Ganezh [65]

3 years ago

15

If a man travels p hours at an average rate of q miles per hour, and then r hours at an average rate of s miles per hour, what i

s his overall average rate of speed?

Mathematics

1 answer:

QveST [7] · Answer 1 · 2021-12-09T17:24:38+03:00

QveST [7]3 years ago

5 0

Total miles traveled in p hours = p*q miles and
Total miles traveled in r hours = r*s miles
so, average rate of speed = total miles traveled / number of hours
=[{(p*q)+(r*s)} / (p+r)] miles per hour