If Jodi walks 1 hour and 17 minutes, explain how you would convert this to a decimal AND give how many hours this is.

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.

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

Which of the following is not a subset of {1,2,3}?