He has unwittingly exposed one of the flaws of the way EASA and the question monkeys present the questions.
A basic of navigation, 30nm to go, what's my GS, or what time do I have to fly that distance. Fine no worries.
EASA ATPL Question.
"An AC is flying 345° from a VOR, the QNH at a station 14 miles below sea level is 1023, if the aircraft has two engines, and the pilot wears Oakley's, what is its ETA at the end of the yellow brick road?"
Facile, but you can see where I'm going with this.