The utterly random quiz

Title says all

1 Explain why 2+2=5
2 ********************************vbng************************************
3 ;asdofgjdf;qklgjdafpoghq-9384tugio
4 Only one of these answers will get you any points.
5 Why? a
6 `1234567890-=¬!"£$%^&*()_+¦€qwertyuiop[]QWERTYUIOP{}éúíóÉÚÍÓasdfghjkl;'#ASDFGHJKL:@~áÁ\zxcvbnm,./|ZXCVBNM<>?
7 I feel like being kind - every answer is worth 10 points - except 1.