A cyclist rides into the country at an average speed of 10 miles per hour. When his bicycle gets a flat tire, he walks it back at an average speed of 3 miles per hour. If he returns home 6 and a half hours after he starts, how far into the country does he go?

Question

Reed Tapia

24 March, 02:43

+2

Answers (1)

Know the Answer?

Enzo · Answer 1

Bike time + walk time = 6.5 hours

time=distance/speed

(d/10) + (d/3) = 6.5

3d+10d=195

d=195/13

d=15 miles into the country