That conveys the same information. You could submit it and request that your answer be marked correct. Ultimately, they are trying to teach grammar and trying to teach the meanings of those tiny words like i and o. So your answer did not match the prompt exactly in structure and meaning. Your English would be Pehea ke anilā o kēia lā i Hilo? Compare this to the prompt and see how Hilo and kēia lā are swapped in the two.
Located on the northeastern side of the island of Hawaii, Hilo offers breathtaking natural beauty plus all the amenities of a vibrant town. On the geographic flipside of the volcanic Kohala Coast, the region is blessed with dramatic waterfalls, fertile rainforests and blooming gardens. ....Hilo is a town on Hawaii, commonly called the Big Island, in the state of Hawaii. It’s known for Wailuku River State Park, featuring Waianuenue, or Rainbow Falls, with its colorful mist effects. The bubbling basalt-lava rock pools known as the Boiling Pots are nearby. To the south is Hawaii Volcanoes National Park, home to rainforests and the active Kilauea and Mauna Loa volcanoes. ― Google