1.

31y6 is a number which is divisible by3 where y is the smallest digit, so y isequal to -(A) 6(B) O(C) 2(D) 1​

Answer»

EXPLANATION:

option c is correct, i.e 2

3126 ÷ 3 = 1042

you can also check it by addition of all the DIGITS, the number is only divisible by 3 if the sum of all the digits in the number is divisible by 3.

sum of 3166 = 16, not divisible

sum of 3106 = 10, not divisible

sum of 3116 = 11, not divisible

sum of 3126 = 12, divisible



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