A survey is taken of  92 people who vacationed at a dude ranch. The following information was​ obtained:   15 took horseback riding lessons​, attended the barbecue​, and bought a tour guide. 28 attended the barbecue and bought a tour guide. 29 took horseback riding lessons and bought a tour guide. 19 took horseback riding lessons but​ didn't attend the barbecue. 64 took horseback riding lessons or bought a tour guide. 1 only bought a tour guide. 25 did none of these things.   ...   Question content area right Part 1 How many attended the barbecue​?   4747 Part 2 How many bought a tour guide​?   enter your response here

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