Find each percent of change. round to the nearest whole percent if necessary. state whether the percent of change is an increase or a decrease original: 150 new: 175 how much did the price change?

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.