: Read each item carefully. Encircle the letter of the correct answer. 1. Willy took 15 min to run around a 400-m track 5 times. What was his average speed in m/min? A 123m/min B. 123.33m/min C. 133.33/min D. 103.33m/min 2. Edgar took 15 min to walk to his school at an average speed of 3km/h. How man meters did he cover? A. 45 m B. 55 m C. 65m D. 75m 3. A child accidentally released a balloon that he was holding. It rises 63m in 7 seconds. What is the speed in meter per second? A 7m/s B. 8m/s C. 9m/s D. 10m/s 4. Lito ran 1065m in 8 min. What is his average speed in m/ min? A 13.33 B. 33.12 C. 133.13 D. 133.12 5. A metal ball rolled 875 cm in 5 seconds. What is its average speed? A 135cm/s B. 145cm/s C. 155cm/s D 175cm/s​