In a certain chemical, the ratio of zinc to copper is 4 to 13 to . A jar of the chemical contains 273 grams of copper. How many grams of zinc does it contain?

Select the correct answer from each drop-down menu the equation of a line is 3/5*+1/3y=1/15

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon

In triangle abc, angle c is a right angle. find the value of the trig function indicated. find tan a if c = 17 and a = 8