Question

Your friend's house is `165`. How much time it will take if you are riding a bike at `15` `mph`?

Answer 1

It will take you `11` hours to get to your friend's house.

Explanation:

When you mention that your friend is house is 165, you probably mean, your friend's house is 165 miles.

If it is so, riding bike at `15` `mph` means

in `10` hours you cover `150` miles

and for remaining `15`, it will take another `1` hour

Hence, it will take you `11` hours to get to your friend's house.