Marco saves $3.75 from his allowance each week. how much money will he save from his allowance in 18 weeks?

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 correlation coefficient between the variables? round to three decimal places. enter your answer in the box

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?