Seven of them.
There are 39 natural numbers between 1,000 and 1,500, inclusive, that are divisible by 13.
between 1 and 600 inclusive there are:300 numbers divisible by 2200 numbers divisible by 3100 numbers divisible by both 2 and 3400 numbers divisible by 2 or 3.
34 of them.
343!
They are all the multiples of 12 and there are 8 of them
There are 39 natural numbers between 1,000 and 1,500, inclusive, that are divisible by 13.
between 1 and 600 inclusive there are:300 numbers divisible by 2200 numbers divisible by 3100 numbers divisible by both 2 and 3400 numbers divisible by 2 or 3.
34 of them.
Exactly 50
Twenty of them.
343!
They are all the multiples of 12 and there are 8 of them
193 of them are divisible by one (or more) of the given numbers.
From 1 (inclusive) to 1000(inclusive,) 750.
There are 8 of them and they are all multiples of 12
There are 1,000 positive integers between 1,000 and 9,999, inclusive, that are divisible by nine.
There are no numbers that are divisible by 21 but not by 7 so the "or 21" part of the question can be ignored.There are 166 numbers between 1 and 1000 that are divisible by 6. However, 23 of those are also divisible by 7.So 166 - 23 = 143 numbers.