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# Discussion

What least number must be added to 1056, so that the sum is completely divisible by 23 ?

• A.2
• B.3
• C.18
• D.21
• E.None of these

$$\dfrac{1056}{23}=45.91\\ 23 \times 45=1035\\ 1056-1035=21\\ \therefore 23-21=2$$