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There are exactly 50 even numbers if you include 100. There are exactly 50 odd numbers if you include 1.
The numbers would be - 36 (9x4) 45 (9x5) 54 (9x6) 63 (9x7) 72 (9x8) 81 (9x9) So there are 6 in total.
20 of them.
If you include the number 3,000, there are exactly 2,001 4-digit numbers between 500 and 3000.
5 numbers: 32, 36, 40, 44, 48
30
8 numbers
There are exactly 50 even numbers if you include 100. There are exactly 50 odd numbers if you include 1.
Excluding the 10 & 100, there are 89 numbers between the two figures. Out of those 89, only 2 numbers in every 10 are exactly divisible by 5. Therefore this leaves 89-17 which is 72.
The numbers would be - 36 (9x4) 45 (9x5) 54 (9x6) 63 (9x7) 72 (9x8) 81 (9x9) So there are 6 in total.
24,32,40,48,56,64..that means 6 numbers
20 of them.
174
There are infinitely many numbers between them. The number that is exactly halfway between them is 0.3118
Exactly 50
All of them can be divided by 2, but not necessarily evenly. Only the even numbers from 2 to 798 can be evenly divided by two. There are 399 of those.
The infinitely many numbers that leave a remainder when divided by 9. The infinitely many numbers that leave a remainder when divided by 9. The infinitely many numbers that leave a remainder when divided by 9. The infinitely many numbers that leave a remainder when divided by 9.