There are 95 numbers in the range of 1 to 1,000 that are divisible by seven but not by three.
333 of them.
There are 12 multiples of 77 in that range.
There are 199 multiples of 5 in that range. There are 128 multiples of 7 in that range. There are 28 numbers on both lists. 1000 - 299 = 701
142 of them.
142 of them.
333 of them.
500 numbers in the range [1, 1000] are divisible by 2.
111 numbers between 5 and 1000 are divisible by 9
There are 12 multiples of 77 in that range.
The first number in this range divisible by 9 is 9 itself...9 = 1 x 9 The last number in the range is 999 = 111 x 9 So there are 111 numbers between 1 and 1000 that are divisible by 9.
There are 166 multiples of 6 in that range. There are 100 multiples of 10 in that range. There are 33 numbers on both lists. 266 - 33 = 233
There are 166 multiples of 6 in that range. There are 100 multiples of 10 in that range. There are 33 numbers on both lists. 266 - 33 = 233
There are 199 multiples of 5 in that range. There are 128 multiples of 7 in that range. There are 28 numbers on both lists. 1000 - 299 = 701
125 (including 1000)
There are 66 numbers between 1 and 1,000 that are divisible by 15.
142 of them.
There are 90 such numbers.