CAT Question 129
Let S be a set of positive integers such that every element n of S satisfies the conditions:
a) 1000 ≤ n ≤ 1200
b) every digit in n is odd
Then how many elements of S are divisible by 3?
(1) 9
(2) 10
(3) 11
(4) 12
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Let S be a set of positive integers such that every element n of S satisfies the conditions:
a) 1000 ≤ n ≤ 1200
b) every digit in n is odd
Then how many elements of S are divisible by 3?
(1) 9
(2) 10
(3) 11
(4) 12