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What is the value of a two-digit number in which digit at tens place is greater than digit at unit place? A. The sum of the digits is 5. II. The difference of the squares of the digits is 15. C. The difference of their digits is 3.A. A and B together are sufficientB. B and C together are sufficientC. C and A together are sufficientD. Any one pair of A and B, B and C and A is sufficient

Answer» Correct Answer - D
From `A, X+y=5`
From `B, x^(2)-y^(2)=15`
From `C, x-y=3`
To determine the no. any two statements are necessary.


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