Two painters, Ray and Taylor, are painting a fence. Ray paints at a uniform rate of 40 feet every 160 minutes, and Taylor paints at a uniform rate of 50 feet every 125 minutes. Of the two painters paint simultaneously, how many minutes will it take for them to paint a fence that is 260 feet long?

Mathematics · High School · Tue Nov 03 2020

Answered on

Let the time taken both the painters to paint a fence be x mins

Length of fence = 260 feet 

Ray paints at a uniform rate of 40 feet every 160 and Taylor paints at a uniform rate of 50 feet every 125 minutes.

So, (40/160 + 50/125)x = 260 

(0.25 + 0.4)x = 260

0.65x = 260

x = 260/0.65

x = 400 minutes 

 

Hence, it will take Ray and Taylor 400 minutes to paint the a fence that is 260 feet long.