SOMEONE PLSS HELP I REALLY NEED THIS I'LL GIVE BRAILIEST!! SHOW WORK PLS ONLY NUMBER 5 AND 7 THANKK UU

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?

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?