Judy was trying to lose weight. she weighed 180 pounds. So she ran for 4/2 hours on sunday and lost 4/2 pounds. She was so happy with the results she decided to run for 9/3 hours the next day and she lost 6/2 pounds. She ran again the next week for 8/2 hours and she lost 8/2 pounds. How many hours did she run, and how much weight did she lose?How much would Judy weight now?
4/2 + 9/3 + 8/2= 12/6 + 18/6 + 24/6= 54/6= 9
judy ran for 9 hours
4/2+6/2+8/2=18/2=9
judy lost 9 pounds
180/1-9/1=171/1=171
judy now weighs 171 pounds
New math lessons
Your email is safe with us. We will only use it to inform you about new math lessons.
Jan 13, 17 01:28 PM
What is the harmonic mean? How to calculate the harmonic mean?