The sum of two numbers is 48. One number is 3 times as large as the other. What are the numbers?

Question

I just do not understand how to solve it.

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Answer 1 · 2018-04-22T04:06:56

#12# and #36#.

Let one number be #n#. Then the other number will be #3n#.

As per question

#n+3n=48#

#=>4n=48#

#n=48/4 = 12#

Therefore, one number is #12# and the other number is

#3*12 = 36#