Question 657262
<pre>
a = {{{(v[f]-v[o])/(t[f]-t[o])}}}

{{{v[f]}}} = final velocity = 60.0{ft/s}}}
{{{v[o]}}} = original velocity = 0{{{ft/s}}} (because it started from rest
{{{t[f]}}} = final time = 10.0 s
{{{t[o]}}} = original time = 0 s

a = {{{(v[f]-v[o])/(t[f]-t[o])}}} = {{{("60.0"expr(ft/s)-0)/(10.0s-0)}}} = {{{("60.0"ft/s)/(10.0s)}}} = {{{(60.0ft/s)}}}÷{{{10.0s}}} = {{{(60.0ft/s)}}}÷{{{(10.0s)/1}}} = {{{(60.0ft/s)}}}×{{{1/(10.0s)}}} = 6.00{{{ft/s^2}}}

Edwin</pre>