4th Quest you need to pay .....
Just a friendly tip, every quest that has 4 quest to complete, it always has a pay method as the last one. The first 3 quest are free and the 4th quest has to be including money.
Quest 1 help
Nevermind, I found it. You need to open your city tab from the World Map, then tap on the “i” icon in the right bottom corner of your avatar and there will open statistic tab where you will find battles statistic.