Together, teammates Pedro and Ricky got 2683 base hits last season. Pedro had 275 more hits than Ricky. How much hits did each player have?

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of