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2 years ago

10

If a number A is a 2 digit number and its digits are transposed to form number B, then the difference between the larger of the

two numbers and the smaller of the two numbers must be divisible by:

2 answers:

beks73 [17]2 years ago

8 0

Answer:

9

Step-by-step explanation:

APEX

Elan Coil [88]2 years ago

6 0

If A=ab and B=ba then A-B=ab-ba which means 10a+b-10b-a=9a-9b=9(a-b)
so A-B is divisible by 9

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