Answer:
Yuka is one hour earlier than Fen.
Explanation:
So Fen is riding his bike at 6 miles per hour so 6 multiplied by 3 equals 18(or you can add). Yuka rides his bike at 9 miles per hour so 9 multiplied by 2(or you can add)equals 18 so Fen arrives in 3 hours and Yuka arrives in 2 hours so Yuka is one hour earlier than Fen