In the diagram below of triangle EFG, H is a midpoint of EF and J is a midpoint of FG. If m_HJF = 2 + 46, and mZEGJ = 66 - 2, what is the measure of
ZHJF?

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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