Math
posted by ooooookkkkkk .
how many positive integers not exceeding 2001 are multiples of 3 or 4 but not 5

I do not know ?
It looks like a pretty hard...... Question
posted by ooooookkkkkk .
how many positive integers not exceeding 2001 are multiples of 3 or 4 but not 5
I do not know ?
It looks like a pretty hard...... Question