Once you beat the race, speak to Kuo to confirm he is headed to Spino, then return to Ves to complete the quest and claim your reward of 750 zeni, 4 Standard Gear, and 4 Standard Spring.
Head to that spot and speak to the NPC sitting on top of a large rock ... there are Raptors all over the place in Sand Land, so just start driving around and killing them until you reach 10.
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