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⁞ Number Systems

Aptitude ➤ Number Systems ➤ 1
Question 1
Q1.  If the number 97215*6 is completely divisible by 11, then the smallest whole number in place of * will be ?
 

Answer :  3


Given number = 97215x6
(6+5+2+9) − (x+1+7) = (14 − x), which must be divisible by 11.

Therefore, x = 3.
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