Given the task definition and input, reply with output. In this task, you're given an article and an answer. Your task is to generate the question for the answer based on the given article.

Article: Helicopter Aerial Tour Explore the Grand Cannon from the eyes of the eagle. A wonderful 12- to 15-minute helicopter tour will soar through the canyon for an aerial experience of wonderful views. Our aerial tour is not available anywhere else in the world! Ticket:$120. 00 per person, plus 10% tax. Please call us at 1-888-868-9378 for seasonal rates, specials or to book by phone. Helicopter-Boat Tour Helicopter tour starts at the Grand Canyon, West Side. Take a 4,000-foot fall to the Colorado River below. Helicopters fall 4,000 feet from the canyon side to the banks of the Colorado River where visitors can enjoy a 15- to 20-minute boat ride down the Colorado. Ticket:$150. 00 per person, plus 10% tax. Champagne Helicopter Tour Experience the beauty of the Grand Cannon: Soar above the Hoover Dam and the dead volcanoes. You go aboard a million-dollar helicopter with all forward facing seats allowing 180 degrees of views in air-conditioned comfort. You will see the Hoover Dam, the Colorado River, the Grand Cannon and more! You land to have a champagne picnic lunch at the Grand Cannon. Las Vegas Adventure Tour Helicopter tours to the Grand Canyon West include a wonderful Las Vegas adventure tour. Aerial sightseeing tours originating in Las Vegas, Nevada include breathtaking views of Lake Mead, the Mohave Desert, and the west edge of the Grand Canyon. Aerial tours including the round trip as well as combination tours attract many visitors. Visitors arriving at the Hualapai elation's Grand Cannon West Airport may select one of the activities above.
Answer: 330 dollars.
How much should a couple pay for a helicopter-boat tour?