Amanager samples the receipts of every fifth person who goes through the line. out of 50 people, 4 had a mispriced item. if 600 people go to this store each day, how many people would you expect to have a mispriced item?

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