An isosceles triangle has a base 10 units long. if the congruent side lengths have measures to the first decimal place, what is the shortest possible length of the sides?
question 7 options:
20.1
5.1
4.9
10.1

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