Just 7. Any other number divisible by 7 isn't prime.
From 1 (inclusive) to 1000(inclusive,) 750.
332
There are 333 of them - too many to list here.
334 of them.
111 numbers between 5 and 1000 are divisible by 9
There are 168 prime numbers less than 1,000.
There are 169 primes that are smaller than 1000.
Except for 1, all of them.
There are 90 integers less than 1,000 that are divisible by 11.
333 of them.
There are 130 positive integers less than 1,000 that are divisible by seven but not divisible by 11
From 1 (inclusive) to 1000(inclusive,) 750.
There are 83 numbers less than 1,000 that are divisible by both three and four.
666 integers.
858
There 25 primes less than 100: 2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97.
332