The sum is
Ths sum of arithmetric progression is
The sum of integres
and, the sum of integers divisible by
You may think the answer is
They are integers divisible by
Therefore, the answer for this question is
find the sum of the integers between 2 and 100 which are divisible by 3
Arithmethic Series
Arithmethic Series
If the sum of the first 100 integers: 1+2+3...+99+100=5050, then the sum of the 50 odd integers: 1+3+5...+99=?
Show that the sum of the squares of any five consecutive integers is divisible by 5.I think I should do something with n+(n+1)+(n+2)+(n+3)+(n+4), but I have no idea where to go to from here. Could someone please help me?
Find the number of integers between 100 and 500 inclusive which arenot divisibleby 3, 7, or 9.
How many positive integers not exceeding n are divisible by 2, 3, or 5, but are not divisible by 7?
How many positive integers not exceeding n are divisible by 2, 3, or 5, but are not divisible by 7?
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