1:100 ounces = 6.25 pintsA mile unit is equal to 1760 yards.                            inches =mile  * 63360                                                2*63360=126720
    2 Miles = 126720 Inches
There are 36 inches in a yard
    3600/36= 100
    3600 inches = 100 yards
1 m = 1/1000 km
    6800/1000 = 6.8
    6800 m = 6.8 km
1 m = 100 cm
    15000/100=150
     15000 cm=150 m
2:
a) Johnson ran  yard in second= 9
   1 minute = 60 second
  Johnson ran yard in one minute=  9 *60= 540 yards
b) Johnson ran  yard in second= 9
   1 hour = 60 minutes *60 second= 1200 seconds
  Johnson ran yard in one hour=  9 *1200= 10,800 yards
c) Johnson ran yard in one hour= Â 9 *1200= 10,800 yards
  1 mile = 1760 yards
  miles did he run in one hour= 10,800 / 1760 =6
  Johnson ran 6 mile in one hour