Replace the letters with numbers and solve the equation 4(ABCDE) = EDCBA. A. 87978 B. 98765 C. 56789 D. 87912 E. None of these

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kavita kaur

  • Nov 23rd, 2006
 

frds when questions as such are asked we need to go for short cut

s1:in choices firt see that no digit is repeated.eliminate it.

s2: a no: is divisible by 4 only if its last two didigts are divisible by 4

so ans is 87912

check it

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