Question

the number of possible digits for x such that 123456x is divisible by 2 is (with explanation in paper please)
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Answer 1

Answer:

x = 0 or 2 or 4 or 6 or 8

Step-by-step explanation:

Divisibility rule of 2: Any number is divisible by 2 if the number in unit's place is an even number.

Therefore, x can take up the values of 0 or 2 or 4 or 6 or 8.

Since 0, 2, 4, 6, 8 are even numbers and when x is substituted with the given numbers, the formed number will be divisible by 2..