In a school, 4/5 of the students study a language. Of those students who study a language, 1/3 study German
What is the ratio of students who study German to the students who do not study German?

How do you use the elimination method for this question? explain, because i really want to understand!

If a translation of t-3,-8(x, y) is applied to square abcd what is the y-coordinate of b'? the y-coordinate of is 43 mark this and return save and exit next submit

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.