If i take a test that is 25% of my grade and i make a 50 on the test and my grade is a 59 in the class what will my grade in the class be?

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.