Robert is running on a track that is 3 3/4 miles long. he has run 1 2/5 of a mile. how many more miles are there until robert reaches the end of the track?

Multiply. write your answer in simplest form. 3/8 x 5/7

Which of the following is an example of a rational number? a. π b. √ 9 c. √ 8 d. 3.8362319

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?