Solution: The sum of the two numbers is 21 and one number is twice the other

The sum of the two numbers is 21 and one number is twice the other. Find the numbers. How to solve digit problems?

The sum of the two numbers is 21 and one number is twice the other. Find the numbers.

Problem Statement: ECE Board March 1996

The sum of the two numbers is 21 and one number is twice the other. Find the numbers.

Problem Answer:

The numbers are 7 and 14.

Solution:

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