Question

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?

Answer 1

`6(1)/(2)\ mi\ in\ 2\ hour\\\\ 16(1)/(4) mi\ in\ x\ hour\\\\ proportion:\\ 6(1)/(2)-2\\ 16(1)/(4)-x\\\\ cross\ multiplication\\\\ 6(1)/(2)x=2*16(1)/(4)\\\\ 5.5x=32.5\ \ \ | divide\ by\ 5.5\\\\ x=5.9hour\\\\ It\ will\ take\ 5.9\ hours`