Hi, 

one number is 3 times as large as the other         

Let x and 3x represent  the numbers

Question states***

 1/x - 1/3x = 1/6  |Multiplying each term by 6x so as all denominators = 1

 6 - 2 = x 

    4 = x

     x = 4   The other number is 12.   (3*4)



CHECKING our Answer

 1/4 - 1/12 = 3/12 - 1/12 = 2/12 = 1/6  

RELATED QUESTIONS

Find two numbers whose sum is 14 if one number is 3 times as large as the other... (answered by checkley77)

The difference between the two figures, one of which is five times as large as the other,  (answered by Cromlix)

Find two numbers whose sum is 56 and such that one is 3 times as large as the... (answered by HyperBrain)

Find the two numbers whose sum is 45 and such that one is 4 times as large as the... (answered by jim_thompson5910)

Find two numbers whose sum is 70  and such that one is 4 times as large as the other.  (answered by oscargut)

Find two numbers whose sum is 65  and such that one is 4 times as large as the other. 

 (answered by user_dude2008)

Two numbers are reciprocals of each other. One number is 9 times as large as the other.... (answered by Alan3354)

One positive number is 6 times another number. The difference between the two numbers is... (answered by Alan3354)

One positive number is 6 times another number. The difference between the two numbers is... (answered by Fombitz)