Karen is working on a science project that requires at least 7.25 meters of a rope . what is the minimum length this rope should be in inches ? (1 foot = 12 inches , 1 meter = 3.3 feet ) 1.99 inches 5.46 inches 26.36 inches 287.1 inches

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