Question

what is my number
I am a three digit number
I am less than 200
i am divisible by 12 and by 9
my units digit is less than my tens digit

Answer 1

So the range of numbers is 100-199.

Divisible by 12 it is an even number.

Divisible by 9 the digits of the number add up to a number divisible by 9.

So numbers that are divisible by 9 are:

108
117
126
135
144
153
162
171
180
189
198

That are also even and divisible by 12 are:

108
144
180

so which one complies with the last criteria?

But check my working!

Answer 2

180

Answer 3

what is the answer

Answer 4

153

Answer 5

180