As 2-way table shows us the no. of the people whose hobbies are the reading or solving the puzzle and those who have either ridden a motorcycle.
- The hobby of reading is related to those of not riding the motorcycle.
- The number of people that are reading and riding a bicycle is 7 and the ones that don't are 5.
- Thus a total of 12 people, those solving puzzles are 3 and 9 thus total 12 again.
- Hence the 5/ 12 is 0.42%.
Learn more about the number of people whose hobbies are reading.
brainly.com/question/1080148.