Solve the problem.
-The formulaa v $\mathrm { v } = \sqrt { 2.5 \mathrm { r } }$ can be us can be ued to estimate the maximum safe velocity v, in miles per hour, at which a car can travel along a curved road with a radius of curvature r, in feet. To the nearest whole number, find the
Maximum safe speed for a curve in a road with a radius of curvature of 150 feet.

Question

Quizplus · Accepted Answer

By substituting $r = 150$ feet into the formula $v = \sqrt{2.5r}$, we get $v = \sqrt{2.5 \times 150} = \sqrt{375}$. Calculating the square root of 375 gives approximately 19.36, which rounded to the nearest whole number is 19 mph.

Solve the Problem v=2.5r\mathrm { v } = \sqrt { 2.5 \mathrm { r } }v=2.5r​

Solve the Problem $\mathrm { v } = \sqrt { 2.5 \mathrm { r } }$