Any multiple of 2520.
The sum of all odd numbers from 1 to 64 inclusive is 4,096
If the digit sum of any number from 1 to 10,000 add up to 9 then that number is divisible by 9 as for example 7641 is divisible by 9 because the final digit sum is 9 and so 7641/9 = 849
738 numbers
Let's see313233033435363738393So there are 11 numbers from 1-100 that have a 3.
5
write an algo to find the sum of even number from 1to n
They are the numbers that have more than two factors
7
The sum of 2 and 97 is 99.
1, 3, 5, 7, 9, 11 and just keep adding 2 until you get to 99.
Govermint Information std 1to 12 school commissinor?
They are the same as what we use today: 1 2 3 4 5 6 7 8 9 and 10