Can I get help and don’t or understand this question ?

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

Alogical argument that is presented in graphical form using boxes and arrows is called?