rosa needs 3 2/3 pounds of ground beef to make a recipe. She has 3.68 pounds of ground beef. Does Rosa have enough ground beef to make her recipe?

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