JosephWagner10
JosephWagner10 JosephWagner10
  • 20-01-2015
  • Mathematics
contestada

Please help me


 
Carson walked 6 1/2 mi in 2 h.


How long will it take him to walk 16 1/4  mi at the same speed?

Respuesta :

luana
luana luana
  • 20-01-2015
[tex]6\frac{1}{2}\ mi\ in\ 2\ hour\\\\ 16\frac{1}{4} mi\ in\ x\ hour\\\\ proportion:\\ 6\frac{1}{2}-2\\ 16\frac{1}{4}-x\\\\ cross\ multiplication\\\\ 6\frac{1}{2}x=2*16\frac{1}{4}\\\\ 5.5x=32.5\ \ \ | divide\ by\ 5.5\\\\ x=5.9hour\\\\ It\ will\ take\ 5.9\ hours[/tex]
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