On Monday, Lou drives his vehicle with 26-inch tires, averaging x miles per hour. On Tuesday, Lou switches the tires on his vehicle to 32-inch tires yet drives to work at the same average speed as on Monday. What is the percent change from Monday to Tuesday in the average number of revolutions that Lou's tires make per second?
Choose the correct answer.
A) Decrease by 14.3%
B) Decrease by 19%
C) Increase by 14.3%
D) Increase by 12.5%
E) Cannot be determined with the given information.
416 is the LCM   On Tuesday  416/32= 
<gadget id="calculator"> 416/32</gadget>
<output>13</output>
13   On Monday  416/26= 
<gadget id="calculator"> 416/26</gadget>
<output>16</output>
16   Therefore, 13-16/16= -1/5=-19% decrease   Answer is Decrease by 19%
<result>B</result>
On Monday, Lou drives his vehicle with 26-inch tires, averaging x miles per hour. On Tuesday, Lou switches the tires on his vehicle to 32-inch tires yet drives to work at the same average speed as on Monday. What is the percent change from Monday to Tuesday in the average number of revolutions that Lou's tires make per second?