Which of the following numbers will be completely divisible by 11?
308
297
A number is divisible by 11 if the difference of the sums of the numbers at even and odd places be either 0 or multiple of 11.
From the given options, 297 and 308 are divisible by 11.
(2 + 7) - 9 = 0
(3 + 8) - 0 = 11