Brass is a copper-zinc alloy containing 63% copper. 8.5 kg of zinc is used. how much zinc can be obtained from the amount of zinc in the brass alloy? answer asap: )

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

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base