Have you ever wondered…
How many [yards] can I swim in [4 hours] if I hold a pace of [1:15] per [100 yards] … and you wanted an answer right now? Perhaps you didn’t have a calculator handy, or didn’t want to fire up Excel… or maybe you just didn’t feel like thinking very hard.
Or, perhaps you have wondered…
If I swim [10K] in [2 hours, 45 minutes], what is my pace per [100m] ?
In conclusion: Bing sucks, people.*
* Full disclosure: I am a former employee of Google.