Albert left his house on his bicycle riding at an average rate of 10 mph three hours before his son left by automobile his son o

Question

s344n2d4d5 [400]

3 years ago

14

Albert left his house on his bicycle riding at an average rate of 10 mph three hours before his son left by automobile his son o

vertook him. Albert in exactly 30 minutes at what average rate was Albert some traveling

Mathematics

1 answer:

ohaa [14] · Answer 1 · 2022-05-25T23:08:02+03:00

ohaa [14]3 years ago

8 0

In 3 hours, at 10 mph, Albert travels 30 miles. In 10 minutes (1/6 hr), while his son overtakes him, he travels 10/6 miles more, placing him at 30 + 10/6 = 190/6 = 95/3 mi.
His son covers 95/3 mi in 1/6 hr, so he's moving at (95/3)/(1/6) = 190 mph.