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Question
The difference of two numbers is 3. Their sum is 13. Which is the greater number amongst the two numbers?
The difference of two numbers is 3. Their sum is 13. Which is the greater number amongst the two numbers?
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Solution
The correct option is C 8
Let one number be x
Other number = 13 - x
Difference = 3
(13 - x) - x = 3
13 - x - x = 3
13 - 2x = 3
10- 2x = 0
2x = 10
x = 5
So, other number is 13 - 5 = 8
8
Let one number be x
Other number = 13 - x
Difference = 3
(13 - x) - x = 3
13 - x - x = 3
13 - 2x = 3
10- 2x = 0
2x = 10
x = 5
So, other number is 13 - 5 = 8
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