A more elegant solution?

I’m looking for advice - is this the most elegant way to solve this problem?

“Each minute the number of bacteria on an agar plate doubles. If we start with one bacterium, how many minutes will have passed until we have more than 100?”

https://www.tynker.com/ide/?p=5a28a27bf69941ec4d8b4615#close-modal

The last line seems clunky - but I can’t think of a better way to do it.