My 7th-grade math is so har for me plz me? just the answer or the explianation if u want idc just !

How to write 3 tenths and 5 tenths as a decimal

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

If you can solve all of these i will give ! - 4% of 190 - 4% of 162.5 - 4% of 140 - a 4% increase from 155.1 - a 4% increase from 159.8