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Mathematics 24 Online
OpenStudy (mayankdevnani):

If the number A3640548981270644B is divisible by 99 then the ordered pair of digits (A,B) is :-

OpenStudy (anonymous):

Do you know divisibility tests for 9 and 11 99 =9 * 11 So, A number divisible by 99 should be divisible by both 9 and 11

OpenStudy (anonymous):

I don't know if we will reach the answer but there is no harm in trying Well, Do you know them

OpenStudy (mayankdevnani):

i can do it now...thanks

OpenStudy (anonymous):

No problem in the last you will get two simultaneous equations and then you will get A and B !

OpenStudy (anonymous):

hey are you preparing for iit

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