i need help in earth science question it is....?

2 ⤊

i need help in earth science question it is....?

earth's average continental crust contains 5 percent iron
and 0.007 percent zinc. how many tmes more iron than zinc is present in average continental crust?

2007-03-27 11:19:38 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Earth Sciences & Geology

3 answers

Make the sentence into an equation.

Iron is how many times zinc?
5 = n * 0.007
5/0.007 = n
714 = n

2007-03-27 11:24:16 · answer #1 · answered by ecolink 7 · 1⤊ 0⤋

5/.007 = 714.2857143 times more iron than zinc

2007-03-27 18:27:44 · answer #2 · answered by Descartes 1 · 1⤊ 0⤋

Your first problem is to realize that this is a math question.

2007-03-27 18:27:56 · answer #3 · answered by cutie22 4 · 0⤊ 0⤋