Challenge In the first week of July, a record 1,120 people went to the local swimming pool. In the second week, 110 fewer
people went to the pool than in the first week. In the third week, 140 more people went to the pool than in the second week. In
the fourth week, 254 fewer people went to the pool than in the third week. What is the percent decrease in the number of
people who went to the pool over these four weeks?
The percent decrease of people who went to the pool is %.