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2x + 3y - 2/3x + 1 1/2y

An apartment has a replacement cost of $950,000 and contents valued at $1,450,000. it has a classification of a and a territory rating of 3. find the annual premium a) $10,185 b) $9,230 c) $3,155 d) $13,830

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?