roughworks

UCEED 2016

0/80
UCEED2016Q20·nat·Medium58 attempts

Two friends, one on a bike and the other in a car, arrive together at a parking lot. The chance that the one in the car will find a parking space is 0.1, and the one on the bike not finding a parking space is 0.1. What is the probability that only one of them finds a parking space?

Keyboards off — use the numpad, just like on exam day.